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Fencer Intel
high 7.5

CVE-2013-4111 json

python-glanceclient vulnerable to SSL server spoofing due to unverified X.509 certificate

published 13y ago modified 4mo ago also GHSA-qgfg-gvff-523v , PYSEC-2013-11 , EUVD-2013-0031

cvss
7.5
version 3.1, GitHub
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 62%
public exploits
0
none known

Summary

The Python client library for Glance (python-glanceclient) before 0.10.0 does not properly check the preverify_ok value, which prevents the server hostname from being verified with a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate and allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.

Patch / fix

  • pypi python-glanceclient 0.10.0
  • python-glanceclient Debian 14, Debian 13, Debian 12 1:0.9.0-2

debian advisories DEBIAN-CVE-2013-4111

  • python-glanceclient openstack 3 1:0.9.0-2.el6ost

red hat advisories RHSA-2013:1200

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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-2013-4111 updated cvss 5.0

OpenStack: python-glanceclient failing SSL certificate check

  • Red Hat OpenStack Platform 4 python-glanceclient
    affected: no fix available
  • Red Hat Enterprise Linux OpenStack Platform 3.0 python-glanceclient 0.9.0-2.el6ost
    fixed: vendor fix RHSA-2013:1200

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

0.99% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 5.8 AV:N/AC:M/Au:N/C:P/I:P/A:N
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected packages

ecosystem package affected fixed in
pypi python-glanceclient
<0.10.0
0.10.0

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.