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Fencer Vulns
critical 10.0

CVE-2004-2388 json

rexecd for AIX 4.3.3 does not properly use a local copy of the pwd structure when calling getpwnam, which may cause the structure to be ove…

published 2004-12-31 21 y ago modified 2026-06-16 4 mo ago also EUVD-2004-2379

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.1%
EPSS 2.1% chance of exploitation in 30 days, percentile 82%
public exploits
0
none known

Summary

rexecd for AIX 4.3.3 does not properly use a local copy of the pwd structure when calling getpwnam, which may cause the structure to be overwritten by the authenticate function and assign privileges to the wrong user.

Patch / fix

Exploit prediction

2.15% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • ciac.org http://www.ciac.org/ciac/bulletins/o-102.shtml referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/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.