CVE-2011-1640 — Uncontrolled Resource Consumption in Cisco IOS

CWE-400 — Uncontrolled Resource Consumption3 documents3 sources
Severity
7.5HIGHNVD
EPSS
0.5%
top 32.89%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Cisco IOS
Timeline
PublishedOct 22
Latest updateMay 13

Description

The ethernet-lldp component in Cisco IOS 12.2 before 12.2(33)SXJ1 does not properly support a large number of LLDP Management Address (MA) TLVs, which allows remote attackers to cause a denial of service (device crash) via crafted LLDPDUs, aka Bug ID CSCtj22354.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages1 packages

▶NVDcisco/ios12.2 — 12.2\(33\)sxj1

🔴Vulnerability Details

2
GHSA
GHSA-cg39-wq74-79hj: The ethernet-lldp component in Cisco IOS 12↗2022-05-13
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CVEList
CVE-2011-1640: The ethernet-lldp component in Cisco IOS 12↗2011-10-22
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CVE-2011-1640 — Uncontrolled Resource Consumption | cvebase