CVE-2007-1859

MEDIUM 4.6CVE-2007-1859 · Published 02/05/2007 · updated 16/06/2026

In short

CVE-2007-1859 is a MEDIUM (CVSS 4.6) vulnerability affecting xscreensaver (xscreensaver).
Chance of exploitation in the next 30 days (EPSS): 0.41%, higher than 35.8% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
xscreensaver xscreensaver	`= 4.10`	No fix yet

Description

XScreenSaver 4.10, when using a remote directory service for credentials, does not properly handle the results from the getpwuid function in drivers/lock.c when there is no network connectivity, which causes XScreenSaver to crash and unlock the screen and allows local users to bypass authentication.

References

osvdb.org/35531
secunia.com/advisories/25065 · Vendor Advisory
secunia.com/advisories/25105 · Vendor Advisory
secunia.com/advisories/25116 · Vendor Advisory
secunia.com/advisories/25118 · Vendor Advisory
secunia.com/advisories/25119 · Vendor Advisory
secunia.com/advisories/25225 · Vendor Advisory
secunia.com/advisories/25610
security.gentoo.org/glsa/glsa-200705-14.xml
mandriva.com/security/advisories
novell.com/linux/security/advisories/2007_9_sr.html
redhat.com/support/errata/RHSA-2007-0322.html · Patch
securityfocus.com/bid/23783
securitytracker.com/id
ubuntu.com/usn/usn-474-1

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