Vulnerability Monitor

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CVE-2013-6979

The VTY authentication implementation in Cisco IOS XE 03.02.xxSE and 03.03.xxSE incorrectly relies on the Linux-IOS internal-network configuration, which allows remote attackers to bypass authentication by leveraging access to a 192.168.x.2 source IP address, aka Bug ID CSCuj90227.

Published

2013-12-23T22:55:03.177

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.4 (MEDIUM)

CVSSv2 Vector

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

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

Exploitability Score

4.9

Impact Score

6.9

Weaknesses

Type: Primary
CWE-287

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	cisco	ios_xe	-	Yes

References

http://osvdb.org/101351 ([email protected])
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6979 Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/64502 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1029537 Third Party Advisory, VDB Entry ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/89901 ([email protected])
http://osvdb.org/101351 (af854a3a-2127-422b-91ae-364da2661108)
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6979 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/64502 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1029537 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/89901 (af854a3a-2127-422b-91ae-364da2661108)