CVE-2010-4176

Severity: medium (CVSS 4.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2010-12-07 · updated 2026-06-16
Weakness: CWE-276

Description

plymouth-pretrigger.sh in dracut and udev, when running on Fedora 13 and 14, sets weak permissions for the /dev/systty device file, which allows remote authenticated users to read terminal data from tty0 for local users.

Affected products

The Dracut Project dracut: all versions
Udev Project Udev: all versions

References

http://lists.fedoraproject.org/pipermail/package-announce/2010-December/051755.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051418.html
http://secunia.com/advisories/42342
http://secunia.com/advisories/42451
http://www.securityfocus.com/bid/45046
http://www.vupen.com/english/advisories/2010/3062
http://www.vupen.com/english/advisories/2010/3110
https://bugzilla.redhat.com/show_bug.cgi?id=654489
https://bugzilla.redhat.com/show_bug.cgi?id=654935
http://lists.fedoraproject.org/pipermail/package-announce/2010-December/051755.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051418.html
http://secunia.com/advisories/42342

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