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Fencer Intel
medium 5.0

CVE-2014-0022 json

The installUpdates function in yum-cron/yum-cron.py in yum 3.4.3 and earlier does not properly check the return value of the sigCheckPkg fu…

published 2014-01-26 12 y ago modified 2026-06-17 4 mo ago also EUVD-2014-0123

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.7%
EPSS 2.7% chance of exploitation in 30 days, percentile 86%
public exploits
0
none known

Summary

The installUpdates function in yum-cron/yum-cron.py in yum 3.4.3 and earlier does not properly check the return value of the sigCheckPkg function, which allows remote attackers to bypass the RMP package signing restriction via an unsigned package.

Patch / fix

  • yum-updatesd RHEL 5 1:0.9-6.el5_10

red hat advisories RHSA-2014:1004

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-2014-0022 updated cvss 7.6

yum: yum-cron installs unsigned packages

  • Red Hat Enterprise Linux (v. 5 server) yum-updatesd 0.9-6.el5_10 Red Hat Enterprise Linux Desktop (v. 5 client) yum-updatesd 0.9-6.el5_10
    fixed: vendor fix RHSA-2014:1004
  • Red Hat Enterprise Linux 6 yum, yum-cron Red Hat Enterprise Linux 7 yum, yum-cron
    not affected: vulnerable code not present

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

2.70% chance of exploitation in the next 30 days, higher than 86% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N

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.