CVE-2017-5524 Plone Sandbox Escape

Medium 4.3 Published Updated

Remote attackers can bypass sandbox protections in Plone to obtain sensitive information via Python string format exploitation.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2017-5524?

CVE-2017-5524 is a medium-severity vulnerability in Plone Plone, published on 23 Mar 2017. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Plone 4.x through 4.3.11 and 5.x through 5.0.6 allow remote attackers to bypass a sandbox protection mechanism and obtain sensitive information by leveraging the Python string format method.

Weakness: CWE-134

Which versions are affected by CVE-2017-5524?

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

PackageAffectedFixed in
plone PyPIAll versions4.3.12, 5.0.7
plone PyPIFrom 4.04.3.12
plone PyPIFrom 5.0rc15.0.7
plone PyPIFrom 5.1a15.1b1
Plone PyPIFrom 4.04.3.12
Plone PyPIFrom 5.0rc15.0.7
1 more packages
Plone PyPIFrom 5.1a15.1b1

Products include Plone Plone.

How do I fix CVE-2017-5524?

Upgrade plone to a fixed version for your release line: 4.3.12, 5.0.7 or 5.1b1.

Is CVE-2017-5524 being exploited?

There is no known exploitation of CVE-2017-5524 in the wild and no public exploit code.

All Plone Plone vulnerabilities

Sources

Also known as GHSA-p5wr-vp8g-q5p4, PYSEC-2017-81.

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