CVE-2007-1859

Severity: medium (CVSS 4.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2007-05-02 · updated 2026-06-16
Weakness: CWE-287

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.

Affected products

xscreensaver: 4.10

References

http://osvdb.org/35531
http://secunia.com/advisories/25065
http://secunia.com/advisories/25105
http://secunia.com/advisories/25116
http://secunia.com/advisories/25118
http://secunia.com/advisories/25119
http://secunia.com/advisories/25225
http://secunia.com/advisories/25610
http://security.gentoo.org/glsa/glsa-200705-14.xml
http://www.mandriva.com/security/advisories?name=MDKSA-2007:097
http://www.novell.com/linux/security/advisories/2007_9_sr.html
http://www.redhat.com/support/errata/RHSA-2007-0322.html

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