Vulnerability Name:

CVE-2011-4667 (CCN-133665)

Assigned:2011-12-01
Published:2012-09-13
Updated:2017-10-06
Summary:The encryption library in Cisco IOS Software 15.2(1)T, 15.2(1)T1, and 15.2(2)T, Cisco NX-OS in Cisco MDS 9222i Multiservice Modular Switch, Cisco MDS 9000 18/4-Port Multiservice Module, and Cisco MDS 9000 Storage Services Node module before 5.2(6), and Cisco IOS in Cisco VPN Services Port Adaptor for Catalyst 6500 12.2(33)SXI, and 12.2(33)SXJ when IP Security (aka IPSec) is used, allows remote attackers to obtain unencrypted packets from encrypted sessions.
CVSS v3 Severity:5.9 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)
5.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
6.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-310
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2011-4667

Source: XF
Type: UNKNOWN
cisco-cve20114667-info-disc(133665)

Source: CCN
Type: Cisco Security Advisory Cisco-SA-20120913-CVE-2011-4667
Cisco Software Encryption Library Information Disclosure Vulnerability

Source: CISCO
Type: Vendor Advisory
20120913 Cisco Software Encryption Library Information Disclosure Vulnerability

Source: CISCO
Type: Vendor Advisory
20150825 Chapter: Caveats in Release 12.2(33)SXI Rebuilds

Vulnerable Configuration:Configuration 1:
  • cpe:/o:cisco:ios:12.2(33)sxi:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:12.2(33)sxj:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:15.2(1)t:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:15.2(1)t1:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:ios:15.2(2)t:*:*:*:*:*:*:*
  • OR cpe:/o:cisco:nx-os:5.0(5):*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:cisco:ios_software:*:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    cisco ios 12.2(33)sxi
    cisco ios 12.2(33)sxj
    cisco ios 15.2(1)t
    cisco ios 15.2(1)t1
    cisco ios 15.2(2)t
    cisco nx-os 5.0(5)
    cisco ios software *