Unrated severityNVD Advisory· Published Sep 27, 2013· Updated Jun 16, 2026
CVE-2013-5480
CVE-2013-5480
Description
The DNS-over-TCP implementation in Cisco IOS 12.2 and 15.0 through 15.3, when NAT is used, allows remote attackers to cause a denial of service (device reload) via a crafted IPv4 DNS TCP stream, aka Bug ID CSCuf28733.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
6cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:*+ 5 more
- cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:15.0:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:15.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:15.2:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:15.3:*:*:*:*:*:*:*
- (no CPE)range: 12.2, 15.0 – 15.3
Patches
Vulnerability mechanics
References
1News mentions
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