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Vulnerability record · CVE-2013-0149 · published 5 August 2013

CVE-2013-0149: Cisco ios vulnerability

Cisco · Ios

The OSPF implementation in Cisco IOS 12.0 through 12.4 and 15.0 through 15.3, IOS-XE 2.x through 3.9.xS, ASA and PIX 7.x through 9.1, FWSM, NX-OS, and StarOS before 14.0.50488 does not properly validate Link State Advertisement (LSA) type 1 packets before performing operations on the LSA database, which allows remote attackers to cause a denial of service (routing disruption) or obtain sensitive packet information via a (1) unicast or (2) multicast packet, aka Bug IDs CSCug34485, CSCug34469, CSCug39762, CSCug63304, and CSCug39795.

5.8 CVSS 2.0 Medium EPSS 2.5% · top 16.1%
5.8CVSS 2.0 base score
2.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
7Affected product versions listed by NVD
4References
16 Jun 2026Last modified by NVD

Description

The OSPF implementation in Cisco IOS 12.0 through 12.4 and 15.0 through 15.3, IOS-XE 2.x through 3.9.xS, ASA and PIX 7.x through 9.1, FWSM, NX-OS, and StarOS before 14.0.50488 does not properly validate Link State Advertisement (LSA) type 1 packets before performing operations on the LSA database, which allows remote attackers to cause a denial of service (routing disruption) or obtain sensitive packet information via a (1) unicast or (2) multicast packet, aka Bug IDs CSCug34485, CSCug34469, CSCug39762, CSCug63304, and CSCug39795.

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

Affected products

7 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130801-lsaospf Vendor Advisory
http://www.kb.cert.org/vuls/id/229804 US Government Resource
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130801-lsaospf Vendor Advisory
http://www.kb.cert.org/vuls/id/229804 US Government Resource

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2013-0149), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.