CVE-2011-4667 — MEDIUM (5.9)

Vulnerability Description

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 Score

5.9

MEDIUM

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Cisco	Ios	12.2\(33\)sxi
Cisco	Nx-Os	5.0\(5\)

Related Weaknesses (CWE)

CWE-310

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/Cisco-SA-2Vendor Advisory
https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst6500/ios/12-2SX/releaVendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/Cisco-SA-2Vendor Advisory
https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst6500/ios/12-2SX/releaVendor Advisory

FAQ

What is CVE-2011-4667?

CVE-2011-4667 is a vulnerability with a CVSS score of 5.9 (MEDIUM). 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 ...

How severe is CVE-2011-4667?

CVE-2011-4667 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2011-4667?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Ios, Cisco Nx-Os.