CVE-2013-5476

Cisco IOS 15.1-15.2 - Denial of Service via Crafted IPv4 HTTP Traffic

Title source: llm
STIX 2.1

Description

The Zone-Based Firewall (ZFW) feature in Cisco IOS 15.1 through 15.2, when content filtering or HTTP ALG inspection is enabled, allows remote attackers to cause a denial of service (device reload or hang) via crafted IPv4 HTTP traffic, aka Bug ID CSCtx56174.

References (1)

Core 1
Core References

Scores

EPSS 0.0189
EPSS Percentile 77.1%

Details

CWE
CWE-20
Status published
Products (2)
cisco/ios 15.1
cisco/ios 15.2
Published Sep 27, 2013
Tracked Since Feb 18, 2026