Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2007-0479

Memory leak in the TCP listener in Cisco IOS 9.x, 10.x, 11.x, and 12.x allows remote attackers to cause a denial of service by sending crafted TCP traffic to an IPv4 address on the IOS device.

Security Impact Summary

CVE-2007-0479 is a security vulnerability that . Impacting 1 product from cisco organizations running these solutions should prioritize assessment and patching.

Historical Context

Originally identified in 2007, this vulnerability predates many modern security frameworks and practices. The vulnerability landscape of that era was characterized by different threat models and less mature defense mechanisms compared to contemporary standards.

Published

2007-01-25T00:28:00.000

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

10.0

Impact Score

6.9

Weaknesses

Type: Primary
NVD-CWE-Other

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Hardware	cisco	ios_transmission_control_protocol	12	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0da	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0db	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0dc	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0s	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0sc	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0sl	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0sp	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0st	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0sx	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0sy	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0sz	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0t	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0w	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0wc	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0wt	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0xa	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0xb	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0xc	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0xd	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0xe	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0xf	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0xg	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0xh	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0xi	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0xj	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0xk	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0xl	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0xm	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0xq	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0xr	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0xs	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0xv	Yes
Hardware	cisco	ios_transmission_control_protocol	12.0xw	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1aa	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1ax	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1ay	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1az	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1cx	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1da	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1db	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1dc	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1e	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1ea	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1eb	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1ec	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1eo	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1eu	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1ev	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1ew	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1ex	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1ey	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1ez	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1t	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1x	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xa	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xb	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xc	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xd	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xe	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xf	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xg	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xh	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xi	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xj	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xl	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xp	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xq	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xr	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xs	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xt	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xu	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xv	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xw	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xx	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xy	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1xz	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1ya	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1yb	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1yc	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1yd	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1ye	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1yf	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1yh	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1yi	Yes
Hardware	cisco	ios_transmission_control_protocol	12.1yj	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2b	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2bc	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2bw	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2by	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2bz	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2cx	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2cy	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2cz	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2da	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2dd	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2dx	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2eu	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2ew	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2ewa	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2ex	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2ey	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2ez	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2fx	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2fy	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2fz	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2ixa	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2ixb	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2ixc	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2ja	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2jk	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2mb	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2mc	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2s	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sb	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sbc	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2se	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sea	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2seb	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sec	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sed	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2see	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sef	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2seg	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sg	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sga	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2so	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sra	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2srb	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2su	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sv	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sw	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sx	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sxa	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sxb	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sxd	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sxe	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sxf	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sy	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2sz	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2t	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2tpc	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xa	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xb	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xc	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xd	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xe	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xf	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xg	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xh	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xi	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xj	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xk	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xl	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xm	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xn	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xq	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xr	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xs	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xt	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xu	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xv	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2xw	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2ya	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yb	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yc	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yd	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2ye	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yf	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yg	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yh	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yj	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yk	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yl	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2ym	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yn	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yo	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yp	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yq	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yr	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2ys	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yt	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yu	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yv	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yw	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yx	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yy	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2yz	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2za	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2zb	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2zc	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2zd	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2ze	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2zf	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2zg	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2zh	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2zj	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2zl	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2zn	Yes
Hardware	cisco	ios_transmission_control_protocol	12.2zp	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3b	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3bc	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3bw	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3ja	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3jea	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3jeb	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3jk	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3jx	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3t	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3tpc	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3xa	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3xb	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3xc	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3xd	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3xe	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3xf	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3xg	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3xh	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3xi	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3xj	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3xk	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3xq	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3xr	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3xs	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3xu	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3xw	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3xx	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3xy	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3ya	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3yd	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3yf	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3yg	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3yh	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3yi	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3yj	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3yk	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3ym	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3yq	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3ys	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3yt	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3yu	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3yx	Yes
Hardware	cisco	ios_transmission_control_protocol	12.3yz	Yes
Hardware	cisco	ios_transmission_control_protocol	12.4	Yes
Hardware	cisco	ios_transmission_control_protocol	12.4mr	Yes
Hardware	cisco	ios_transmission_control_protocol	12.4sw	Yes
Hardware	cisco	ios_transmission_control_protocol	12.4t	Yes
Hardware	cisco	ios_transmission_control_protocol	12.4xa	Yes
Hardware	cisco	ios_transmission_control_protocol	12.4xb	Yes
Hardware	cisco	ios_transmission_control_protocol	12.4xc	Yes

References

http://osvdb.org/32093 ([email protected])
http://secunia.com/advisories/23867 ([email protected])
http://securitytracker.com/id?1017551 ([email protected])
http://www.cisco.com/en/US/products/products_security_advisory09186a00807cb0e4.shtml ([email protected])
http://www.kb.cert.org/vuls/id/217912 US Government Resource ([email protected])
http://www.securityfocus.com/bid/22208 ([email protected])
http://www.us-cert.gov/cas/techalerts/TA07-024A.html US Government Resource ([email protected])
http://www.vupen.com/english/advisories/2007/0329 ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/31716 ([email protected])
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5080 ([email protected])
http://osvdb.org/32093 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/23867 (af854a3a-2127-422b-91ae-364da2661108)
http://securitytracker.com/id?1017551 (af854a3a-2127-422b-91ae-364da2661108)
http://www.cisco.com/en/US/products/products_security_advisory09186a00807cb0e4.shtml (af854a3a-2127-422b-91ae-364da2661108)
http://www.kb.cert.org/vuls/id/217912 US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/22208 (af854a3a-2127-422b-91ae-364da2661108)
http://www.us-cert.gov/cas/techalerts/TA07-024A.html US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2007/0329 (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/31716 (af854a3a-2127-422b-91ae-364da2661108)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5080 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For cisco's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.