CVE-2012-4620 — Cisco IOS vulnerability

CWE-3994 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.7%
top 27.37%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Cisco IOS
Timeline
PublishedSep 27
Latest updateMay 17

Description

Cisco IOS 12.2 and 15.0 through 15.2 on Cisco 10000 series routers, when a tunnel interface exists, allows remote attackers to cause a denial of service (interface queue wedge) via tunneled (1) GRE/IP, (2) IPIP, or (3) IPv6 in IPv4 packets, aka Bug ID CSCts66808.

CVSS vector

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

Affected Packages1 packages

▶NVDcisco/ios5 versions+4

🔴Vulnerability Details

2
GHSA
GHSA-cqqf-42xp-fqpj: Cisco IOS 12↗2022-05-17
▶
CVEList
CVE-2012-4620: Cisco IOS 12↗2012-09-27
▶

📋Vendor Advisories

1
Cisco
Cisco IOS Software Tunneled Traffic Queue Wedge Vulnerability↗2012-09-26
▶
CVE-2012-4620 — Cisco IOS vulnerability | cvebase