CVE-2012-5486: HTTP header injection in Plone and Zope2

CVE-2012-5486 · Severity: low · CVSS 3.1 · Published 2014-09-30

ZPublisher.HTTPRequest._scrubHeader in Zope 2 before 2.13.19, as used in Plone before 4.3 beta 1, allows remote attackers to inject arbitrary HTTP headers via a linefeed (LF) character.

Technologies: plone (PyPI), Zope2 (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2012-5486 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2012-5486 being exploited in the wild.
How severe is CVE-2012-5486?
Low severity, with a CVSS score of 3.1, published 30 September 2014.
Which products and versions are affected?
plone (PyPI) ECOSYSTEM:introduced=0,fixed=4.2.3, ECOSYSTEM:introduced=3.3.2,fixed=4.2.3; Zope2 (PyPI) ECOSYSTEM:introduced=0,fixed=2.13.19.
Is there a fix for CVE-2012-5486?
Yes. plone (PyPI): upgrade to 4.2.3 or later; Zope2 (PyPI): upgrade to 2.13.19 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2012-5486?
Check whether you run plone (PyPI) or Zope2 (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • plone (PyPI): upgrade to 4.2.3 or later
    pip install "plone>=4.2.3"
  • Zope2 (PyPI): upgrade to 2.13.19 or later
    pip install "Zope2>=2.13.19"

Affected products

  • plone (PyPI) ECOSYSTEM:introduced=0,fixed=4.2.3, ECOSYSTEM:introduced=3.3.2,fixed=4.2.3
  • Zope2 (PyPI) ECOSYSTEM:introduced=0,fixed=2.13.19

Identifiers

  • CVE-2012-5486
  • GHSA-77hv-8796-8ccp
  • PYSEC-2014-28
  • PYSEC-2014-73

This page as Markdown. Free to reuse under CC BY 4.0 with a link back.