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If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important. If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.
Vulnerability Assessment Details
Lynx: Arbitrary command execution
Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200511-09
(Lynx: Arbitrary command execution)
iDefense labs discovered a problem within the feature to execute
local cgi-bin programs via the "lynxcgi:" URI handler. Due to a
configuration error, the default settings permit websites to specify
commands to run as the user running Lynx.
A remote attacker can entice a user to access a malicious HTTP
server, causing Lynx to execute arbitrary commands.
Disable "lynxcgi" links by specifying the following directive in
All Lynx users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=www-client/lynx-2.8.5-r2"
Network Security Threat Level: Medium
Networks Security ID:
Vulnerability Assessment Copyright: (C) 2005 Michel Arboi
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