Skip to content
Fencer Intel
medium 6.9

CVE-2007-1401 json

Buffer overflow in the crack extension (CrackLib), as bundled with PHP 4.4.6 and other versions before 5.0.0, might allow local users to ga…

published 19y ago modified 4mo ago also EUVD-2007-1397

cvss
6.9
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 56%
public exploits
1
Exploit-DB

Summary

Buffer overflow in the crack extension (CrackLib), as bundled with PHP 4.4.6 and other versions before 5.0.0, might allow local users to gain privileges via a long argument to the crack_opendict function.

Is CVE-2007-1401 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Timeline

  1. First public exploit (EDB-3431)
  2. Published

Exploit prediction

0.79% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-14).

Exploits and checks

  • EDB-3431 PHP 4.4.6 - 'crack_opendict()' Local Buffer Overflow local, 2007-03-08
  • retrogod.altervista.org http://retrogod.altervista.org/php_446_crack_opendict_local_bof.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 6.9 AV:L/AC:M/Au:N/C:C/I:C/A:C

Classification

Technology feeds

References

Sources

Fencer Intel 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.