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Fencer Intel
medium 6.9

CVE-2014-8583 json

mod_wsgi before 4.2.4 for Apache, when creating a daemon process group, does not properly handle when group privileges cannot be dropped, w…

published 2014-12-16 11 y ago modified 2026-06-17 4 mo ago also EUVD-2014-8420

cvss
6.9
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 34%
public exploits
0
none known

Summary

mod_wsgi before 4.2.4 for Apache, when creating a daemon process group, does not properly handle when group privileges cannot be dropped, which might allow attackers to gain privileges via unspecified vectors.

Patch / fix

  • mod-wsgi Debian 14, Debian 13, Debian 12 4.2.7-1

debian advisories DEBIAN-CVE-2014-8583

  • mod-wsgi Ubuntu 14.04 LTS 3.4-4ubuntu2.1.14.04.2

ubuntu advisories UBUNTU-CVE-2014-8583

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-8583 updated cvss 6.9

mod_wsgi: failure to handle errors when attempting to drop group privileges

  • Red Hat Enterprise Linux 6 mod_wsgi Red Hat Enterprise Linux 7 mod_wsgi Red Hat OpenShift Enterprise 2 python27-mod_wsgi Red Hat Satellite 5 mod_wsgi Red Hat Satellite 6 mod_wsgi Red Hat Software Collections python27-mod_wsgi, python33-mod_wsgi
    +1 more products
    Red Hat Subscription Asset Manager mod_wsgi
    affected: no fix planned “Will not fix”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.40% chance of exploitation in the next 30 days, higher than 34% of all scored CVEs (FIRST EPSS, 2026-11-09).

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

Weakness

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.