National Cyber Awareness System
Vulnerability Summary for CVE-2009-4101
Original release date:11/29/2009
Last revised:12/07/2009
Source:
US-CERT/NIST
Overview
infoRSS 1.1.4.2 and earlier extension for Firefox performs certain operations with chrome privileges, which allows remote attackers to execute arbitrary commands and perform cross-domain scripting attacks via the description tag of an RSS feed.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
10.0
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
Per information from the following advisory:
http://www.net-security.org/secworld.php?id=8527
raised the score to CIA:complete since this vulnerability gives attacker the full access to the computer.
References to Advisories, Solutions, and Tools
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External Source: MISC
Name: https://addons.mozilla.org/en-US/firefox/addons/versions/361#version-1.2.0
External Source: XF
Name: inforss-rss-xss(54370)
External Source: VUPEN
Name: ADV-2009-3323
Type: Advisory
External Source: SECUNIA
Name: 37467
Type: Advisory
