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Fencer Intel
medium 6.5

CVE-2012-5489 json

Plone and Zope2 vulnerable to unauthorized access to restricted attributes

published 2014-09-30 12 y ago modified 2026-06-16 4 mo ago also GHSA-879r-7f3w-8jj3 , PYSEC-2014-31 , PYSEC-2014-74 , EUVD-2014-0049

cvss
6.5
version 3.1, GitHub
cisa kev
Not listed
not in CISA's catalog
epss
1.9%
EPSS 1.9% chance of exploitation in 30 days, percentile 80%
public exploits
0
none known

Summary

The App.Undo.UndoSupport.get_request_var_or_attr function in Zope before 2.12.21 and 3.13.x before 2.13.11, as used in Plone before 4.2.3 and 4.3 before beta 1, allows remote authenticated users to gain access to restricted attributes via unspecified vectors.

Patch / fix

  • pypi zope2 2.12.21, 2.13.11
  • pypi plone 4.2.3, 4.3b1

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-2012-5489 updated cvss 3.6

(Plone): Partial restricted Python sandbox escape

  • Red Hat Enterprise Linux 5 conga
    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

1.94% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P
GitHub 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
pypi zope2
<2.12.21
>=2.13.0, <2.13.11
>=2.13, <2.13.11
2.12.21
2.13.11
pypi plone
>=3.2.2, <4.2.3
>=4.3a1, <4.3b1
<4.2.3
>=4.3a0, <4.3b1
4.2.3
4.3b1

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls
  • CWE-863 Incorrect Authorization

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.