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Unrated severityNVD Advisory· Published Oct 14, 2013· Updated Jun 16, 2026

CVE-2012-4099

CVE-2012-4099

Description

The BGP implementation in Cisco NX-OS does not properly filter AS paths, which allows remote attackers to cause a denial of service (BGP service reset and resync) via a malformed UPDATE message, aka Bug ID CSCtn13065.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2
  • Cisco Systems, Inc./Nx OS2 versions
    cpe:2.3:o:cisco:nx-os:-:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:cisco:nx-os:-:*:*:*:*:*:*:*
    • (no CPE)

Patches

Vulnerability mechanics

References

2

News mentions

0

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