National Vulnerability Database

National Vulnerability Database

National Vulnerability

CVE-2011-4667 Detail

Current 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.

Source:  MITRE
View Analysis Description


CVSS 3.x Severity and Metrics:

Base Score: 5.9 MEDIUM
Vector:  CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to

Hyperlink Resource Vendor Advisory Vendor Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-310 Cryptographic Issues NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
     Show Matching CPE(s)
     Show Matching CPE(s)
     Show Matching CPE(s)
     Show Matching CPE(s)
     Show Matching CPE(s)
     Show Matching CPE(s)

Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
NVD Published Date:
NVD Last Modified: