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Fencer Intel
medium 6.8

CVE-2012-2144 json

OpenStack Horizon Session Fixation

published 2012-06-05 14 y ago modified 2026-06-16 4 mo ago also GHSA-w7h9-8wr4-hwqh , PYSEC-2012-33 , EUVD-2012-0011

cvss
6.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.1%
EPSS 2.1% chance of exploitation in 30 days, percentile 81%
public exploits
0
none known

Summary

Session fixation vulnerability in OpenStack Dashboard (Horizon) folsom-1 and 2012.1 allows remote attackers to hijack web sessions via the sessionid cookie.

Patch / fix

  • pypi horizon 8.0.0a0
  • horizon Debian 14, Debian 13, Debian 12 2012.1-4

debian advisories DEBIAN-CVE-2012-2144

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-2012-2144 updated cvss 5.8

python-django-horizon: Horizon session fixation and reuse

  • Red Hat All currently supported Red Hat products
    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

2.09% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/openstack/horizon/commit/041b1c44c7d6cf5429505067c32f8f35166a8bab referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected packages

ecosystem package affected fixed in
pypi horizon
<8.0.0a0
8.0.0a0

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.