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Fencer Vulns
high 7.2

CVE-2007-3048 json

GNU screen 4.0.3 allows local users to unlock the screen via a CTRL-C sequence at the password prompt.

published 2007-06-05 19 y ago modified 2026-06-16 4 mo ago also EUVD-2007-3040

cvss
7.2
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 53%
public exploits
1
Exploit-DB

Summary

GNU screen 4.0.3 allows local users to unlock the screen via a CTRL-C sequence at the password prompt. NOTE: multiple third parties report inability to reproduce this issue

Timeline

  1. Published
  2. First public exploit (EDB-4028)

Exploit prediction

0.71% chance of exploitation in the next 30 days, higher than 53% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-4028 Screen 4.0.3 (OpenBSD) - Local Authentication Bypass local, 2008-06-18

CVSS scores

assigned by version score vector
NVD 2.0 7.2 AV:L/AC:L/Au:N/C:C/I:C/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.