Vulnerability Monitor

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CVE-2013-1143

The RSVP protocol implementation in Cisco IOS 12.2 and 15.0 through 15.2 and IOS XE 3.1.xS through 3.4.xS before 3.4.5S and 3.5.xS through 3.7.xS before 3.7.2S, when MPLS-TE is enabled, allows remote attackers to cause a denial of service (incorrect memory access and device reload) via a traffic engineering PATH message in an RSVP packet, aka Bug ID CSCtg39957.

Security Impact Summary

CVE-2013-1143 is a security vulnerability that . Impacting 2 products from cisco, from cisco organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2013, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2013-03-28T23:55:01.563

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.1 (HIGH)

CVSSv2 Vector

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

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

Exploitability Score

8.6

Impact Score

6.9

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	cisco	ios	12.2	Yes
Operating System	cisco	ios	15.0	Yes
Operating System	cisco	ios	15.0\(1\)se	Yes
Operating System	cisco	ios	15.1	Yes
Operating System	cisco	ios	15.2	Yes
Operating System	cisco	ios	15.3	Yes
Operating System	cisco	ios_xe	3.1.0s	Yes
Operating System	cisco	ios_xe	3.1.1s	Yes
Operating System	cisco	ios_xe	3.1.2s	Yes
Operating System	cisco	ios_xe	3.1.3s	Yes
Operating System	cisco	ios_xe	3.1.4s	Yes
Operating System	cisco	ios_xe	3.2.0s	Yes
Operating System	cisco	ios_xe	3.2.1s	Yes
Operating System	cisco	ios_xe	3.2.2s	Yes
Operating System	cisco	ios_xe	3.3.0s	Yes
Operating System	cisco	ios_xe	3.3.1s	Yes
Operating System	cisco	ios_xe	3.3.2s	Yes
Operating System	cisco	ios_xe	3.3.3s	Yes
Operating System	cisco	ios_xe	3.4.0s	Yes
Operating System	cisco	ios_xe	3.4.1s	Yes
Operating System	cisco	ios_xe	3.4.2s	Yes
Operating System	cisco	ios_xe	3.4.3s	Yes
Operating System	cisco	ios_xe	3.5.0s	Yes
Operating System	cisco	ios_xe	3.5.1s	Yes
Operating System	cisco	ios_xe	3.5.2s	Yes

References

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130327-rsvp ([email protected])
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1143 Vendor Advisory ([email protected])
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130327-rsvp (af854a3a-2127-422b-91ae-364da2661108)
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1143 Vendor Advisory (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.