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Fencer Vulns
medium 4.6

CVE-2005-4802 json

Flexbackup 1.2.1 and earlier allows local users to overwrite files and execute code via a symlink attack on temporary files.

published 2005-12-31 20 y ago modified 2026-06-16 4 mo ago also EUVD-2005-4795

cvss
4.6
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 47%
public exploits
0
none known

Summary

Flexbackup 1.2.1 and earlier allows local users to overwrite files and execute code via a symlink attack on temporary files. NOTE: the raw source referenced an incorrect candidate number; this is the correct number to use.

Patch / fix

  • flexbackup Debian 11 1.2.1-3

debian advisories DEBIAN-CVE-2005-4802

Exploit prediction

0.58% chance of exploitation in the next 30 days, higher than 47% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • bugs.debian.org http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=334350 referenced PoC, tagged "exploit" by a source, unverified
  • zataz.net http://www.zataz.net/adviso/flexbackup-09192005.txt referenced PoC, tagged "exploit" by a source, unverified
  • secunia.com http://secunia.com/advisories/17209 referenced PoC, tagged "exploit" by a source, unverified
  • securitytracker.com http://securitytracker.com/id?1015068 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P

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.