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Fencer Intel
low 2.1

CVE-2013-1764 json

The Zypper (aka zypp) backend in PackageKit before 0.8.8 allows local users to downgrade packages via the "install updates" method.

published 12y ago modified 4mo ago also EUVD-2013-1790

cvss
2.1
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 32%
public exploits
0
none known

Summary

The Zypper (aka zypp) backend in PackageKit before 0.8.8 allows local users to downgrade packages via the "install updates" method.

Patch / fix

Is CVE-2013-1764 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

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-2013-1764 updated cvss 2.1

PackageKit: downgrade packages when using the Zypper backend

  • Red Hat Enterprise Linux 6 PackageKit, PackageKit-qt, PackageKit-yum, PackageKit-cron, PackageKit-glib, PackageKit-gtk-module, +6 more Red Hat Enterprise Linux 7 PackageKit, PackageKit-yum, PackageKit-cron, PackageKit-glib, PackageKit-yum-plugin, PackageKit-gtk3-module, +2 more
    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

0.38% chance of exploitation in the next 30 days, higher than 32% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls

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.