Skip to content
CVE Tracker
Back

CVE-2011-1640

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)…

High7.5EPSS 1.8%
Published
Updated
Reserved
Assigned by
cisco

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.

Scores

CVSS scores of CVE-2011-1640, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified3.1High7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
1.8% · top 22% of all CVEs (2 Nov 2026)

Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Weakness

Affected products

  • n/a

    • affected n/a

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

Record last updated .