CVE-2012-5493 Plone Sandbox Bypass

What is CVE-2012-5493?

CVE-2012-5493 is a high-severity code injection vulnerability in Plone Plone, published on 30 Sep 2014. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

gtbn.py in Plone before 4.2.3 and 4.3 before beta 1 allows remote authenticated users with certain permissions to bypass the Python sandbox and execute arbitrary Python code via unspecified vectors.

Weakness: CWE-94

Which versions are affected by CVE-2012-5493?

5 open source packages ship an affected version, including plone and Plone. It affects 1 product.

Products include Plone Plone.

How do I fix CVE-2012-5493?

Upgrade plone to a fixed version for your release line: 4.2.3 or 4.3b1.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2012-5493 being exploited?

There is no known exploitation of CVE-2012-5493 in the wild and no public exploit code.

Other vulnerabilities in Plone Plone

• CVE-2021-33509 Incorrect Permission Assignment for Critical Resource in Plone Critical 9.9
• CVE-2020-35190 Hardcoded credentials in n/a Critical 9.8
• CVE-2020-7941 Plone Unauthenticated Write Vulnerability Critical 9.8
• CVE-2011-3587 Zope Command Execution Vulnerability Critical 9.3
• CVE-2021-33926 Server-Side Request Forgery in Plone CMS High 8.8

All Plone Plone vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-25jh-5h5r-h33m, PYSEC-2014-35.