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Fencer Vulns
medium 4.7

CVE-2008-0887 json

gnome-screensaver before 2.22.1, when a remote authentication server is enabled, crashes upon an unlock attempt during a network outage, wh…

published 2008-04-06 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-0894

cvss
4.7
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 71%
public exploits
0
none known

Summary

gnome-screensaver before 2.22.1, when a remote authentication server is enabled, crashes upon an unlock attempt during a network outage, which allows physically proximate attackers to gain access to the locked session, a related issue to CVE-2007-1859.

Patch / fix

  • gnome-screensaver Debian 13, Debian 12 2.22.2-1

debian advisories DEBIAN-CVE-2008-0887

  • gnome-screensaver RHEL 5 2.16.1-8.el5
  • gnome-screensaver RHEL 5 2.16.1-5.el5_1.1

red hat advisories RHSA-2008:0218RHSA-2008:0197

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2008-0887 updated cvss 3.7

gnome-screensaver using NIS auth will unlock if NIS goes away

  • Red Hat Enterprise Linux (v. 5 server) gnome-screensaver 2.16.1-8.el5, gnome-screensaver 2.16.1-5.el5_1.1 Red Hat Enterprise Linux Desktop (v. 5 client) gnome-screensaver 2.16.1-8.el5, gnome-screensaver 2.16.1-5.el5_1.1
    fixed: vendor fix RHSA-2008:0197

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.34% chance of exploitation in the next 30 days, higher than 71% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=435773 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.7 AV:L/AC:M/Au:N/C:N/I:N/A:C

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.