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Fencer Vulns
high 7.2

CVE-2004-2768 json

dpkg 1.9.21 does not properly reset the metadata of a file during replacement of the file in a package upgrade, which might allow local use…

published 2010-06-08 16 y ago modified 2026-06-16 4 mo ago also EUVD-2004-2758

cvss
7.2
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 35%
public exploits
0
none known

Summary

dpkg 1.9.21 does not properly reset the metadata of a file during replacement of the file in a package upgrade, which might allow local users to gain privileges by creating a hard link to a vulnerable (1) setuid file, (2) setgid file, or (3) device, a related issue to CVE-2010-2059.

Patch / fix

  • dpkg Debian 14, Debian 13, Debian 12 1.10.19

debian advisories DEBIAN-CVE-2004-2768

Exploit prediction

0.41% chance of exploitation in the next 30 days, higher than 35% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • hackinglinuxexposed.com http://www.hackinglinuxexposed.com/articles/20031214.html referenced PoC, tagged "exploit" by a source, unverified
  • lists.jammed.com http://lists.jammed.com/ISN/2003/12/0056.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

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

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls

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.