CVE-2004-1031: High severity Thibault Godouet FCron vulnerability
fcronsighup in Fcron 2.0.1, 2.9.4, and possibly earlier versions allows local users to bypass access restrictions and load an arbitrary configuration file by starting an suid process and pointing the fcronsighup configuration file to a /proc entry that is owned by root but modifiable by the user, such as /proc/self/cmdline or /proc/self/environ.
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2004-1031?
CVE-2004-1031 is considered a critical vulnerability as it allows local users to bypass access restrictions.
How do I fix CVE-2004-1031?
To mitigate CVE-2004-1031, ensure that the affected versions of Fcron are upgraded to a secure version that addresses this vulnerability.
What systems are affected by CVE-2004-1031?
CVE-2004-1031 primarily affects Thibault Godouet's Fcron versions 2.0.1 and 2.9.4, as well as potentially earlier versions on Gentoo Linux.
Can CVE-2004-1031 lead to unauthorized access?
Yes, CVE-2004-1031 can allow local users to gain unauthorized access to system configurations through the exploitation of the vulnerability.
Is CVE-2004-1031 still a relevant concern today?
While CVE-2004-1031 is a legacy vulnerability, systems running outdated versions of Fcron may still be at risk and should be updated accordingly.