CVE-2011-4408

2012-06-1600:55:05

canonical

web.nvd.nist.gov

cve-2011-4408

single sign on client

ubuntu-sso-client

ubuntu 11.04

ubuntu 11.10

ssl certificates

https

remote attackers

mitm attack.

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

AI Score

6.4

Confidence

Low

EPSS

0.006

Percentile

78.5%

JSON

The Single Sign On Client (ubuntu-sso-client) for Ubuntu 11.04 and 11.10 does not properly validate SSL certificates when using HTTPS, which allows remote attackers to spoof a server and modify or read sensitive data via a man-in-the-middle (MITM) attack.

Affected configurations

Nvd

Node

canonicalubuntu_linuxMatch11.04

canonicalubuntu_linuxMatch11.10

VendorProductVersionCPE
canonicalubuntu_linux11.04cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:*
canonicalubuntu_linux11.10cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
canonical	ubuntu_linux	11.04	cpe:2.3:o:canonical:ubuntu_linux:11.04:::::::*
canonical	ubuntu_linux	11.10	cpe:2.3:o:canonical:ubuntu_linux:11.10:::::::*