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VULNERABILITIES

CVE-2011-2059 Details

Description

The ipv6 component in Cisco IOS before 15.1(4)M1.3 allows remote attackers to conduct fingerprinting attacks and obtain potentially sensitive information about the presence of the IOS operating system via an ICMPv6 Echo Request packet containing a Hop-by-Hop (HBH) extension header (EH) with a 0x0c01050c value in the PadN option data, aka Bug ID CSCtq02219.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
http://blogs.cisco.com/security/1999tcp-redux-the-ipv6-flavor CVEBroken Link
http://tools.cisco.com/security/center/viewIpsSignature.x?signatureId=36606&signatureSubId=0 CVEVendor Advisory
http://blogs.cisco.com/security/1999tcp-redux-the-ipv6-flavor [email protected]Broken Link
http://tools.cisco.com/security/center/viewIpsSignature.x?signatureId=36606&signatureSubId=0 [email protected]Vendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-200Exposure of Sensitive Information to an Unauthorized Actor[email protected]

Affected Products

ProductVersions
cisco ios
< 15.1\(4\)m1.3

CPE

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

Remediation

  • No remediation found in references.

Change History

6 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2011-2059
NVD Published Date:
Oct 22, 2011
NVD Last Modified:
Jun 16, 2026
Source:
[email protected]
CVE-2011-2059 Details - Not Deferred