CVE-2011-1640 - Vulnerability Details - OpenCVE

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.

Published: 2011-10-22

Score: 7.5 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-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) TLVs, which allows remote attackers to cause a denial of service (device crash) via crafted LLDPDUs, aka Bug ID CSCtj22354.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.00527.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://www.cisco.com/en/US/docs/switches/lan/catalyst6500/ios/12.2SX/release/notes/caveats_SXJ.html

History

No history.

Subscriptions

Cisco Ios

MITRE

Status: PUBLISHED

Assigner: cisco

Published: 2011-10-22T01:00:00.000Z

Updated: 2024-09-16T23:05:53.542Z

Reserved: 2011-04-05T00:00:00.000Z

Link: CVE-2011-1640

Vulnrichment

No data.

NVD

Status : Modified

Published: 2011-10-22T02:59:19.073

Modified: 2026-04-29T01:13:23.040

Link: CVE-2011-1640

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-400

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