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Fencer Intel
high 7.5

CVE-2013-1889 json

mod_ruid2 before 0.9.8 improperly handles file descriptors which allows remote attackers to bypass security using a CGI script to break out…

published 7y ago modified 4mo ago also EUVD-2013-1887

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.2%
EPSS 2.2% chance of exploitation in 30 days, percentile 82%
public exploits
0
none known

Summary

mod_ruid2 before 0.9.8 improperly handles file descriptors which allows remote attackers to bypass security using a CGI script to break out of the chroot.

Patch / fix

  • mod_ruid2_project mod_ruid2 0.9.8

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Exploit prediction

2.17% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N

Affected products

  • libapache2-mod-ruid2 libapache2-mod-ruid2

Classification

Weakness
  • CWE-20 Improper Input Validation

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.