CVE-2011-3279 — Cisco IOS vulnerability

4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.6%
top 30.45%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Cisco IOSCisco IOS XE
Timeline
PublishedOct 3
Latest updateMay 17

Description

The provider-edge MPLS NAT implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 3.1.xSG, allows remote attackers to cause a denial of service (device reload) via a malformed SIP packet to UDP port 5060, aka Bug ID CSCti98219.

CVSS vector

AV:N/AC:L/C:N/I:N/A:CExploitability: 10.0 | Impact: 6.9

Affected Packages2 packages

▶NVDcisco/ios12.1 — 12.4+1
▶NVDcisco/ios_xe3.1.0sg, 3.1.1sg+1

🔴Vulnerability Details

2
GHSA
GHSA-2765-4mww-988c: The provider-edge MPLS NAT implementation in Cisco IOS 12↗2022-05-17
▶
CVEList
CVE-2011-3279: The provider-edge MPLS NAT implementation in Cisco IOS 12↗2011-10-03
▶

📋Vendor Advisories

1
Cisco
Cisco IOS Software Network Address Translation Vulnerabilities↗2011-09-28
▶
CVE-2011-3279 — Cisco IOS vulnerability | cvebase