Vulnerability Details : 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) TLVs, which allows remote attackers to cause a denial of service (device crash) via crafted LLDPDUs, aka Bug ID CSCtj22354.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2011-1640
Probability of exploitation activity in the next 30 days: 0.13%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 46 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2011-1640
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST |
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2011-1640
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The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.Assigned by: nvd@nist.gov (Primary)
References for CVE-2011-1640
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http://www.cisco.com/en/US/docs/switches/lan/catalyst6500/ios/12.2SX/release/notes/caveats_SXJ.html
Release Notes for Cisco IOS Release 12.2SX - Caveats in Release 12.2(33)SXJ and Rebuilds [Cisco Catalyst 6500 Series Switches] - CiscoRelease Notes;Vendor Advisory
Products affected by CVE-2011-1640
- cpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*