CVE-2011-4212

Severity: high (CVSS 7.2 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2011-10-30 · updated 2026-06-16
Weakness: CWE-264

Description

The sandbox environment in the Google App Engine Python SDK before 1.5.4 does not properly prevent os.popen calls, which allows local users to bypass intended access restrictions and execute arbitrary commands via a dev_appserver.RestrictedPathFunction._original_os reference within the code parameter to _ah/admin/interactive/execute, a different vulnerability than CVE-2011-1364.

Affected products

Google App Engine Python Sdk: through 1.5.3; 1.0.1, 1.0.2, 1.1.0, 1.1.1, 1.1.2, 1.1.3 (+30)

References

http://blog.watchfire.com/files/googleappenginesdk.pdf
http://code.google.com/p/googleappengine/wiki/SdkReleaseNotes
https://exchange.xforce.ibmcloud.com/vulnerabilities/71063
http://blog.watchfire.com/files/googleappenginesdk.pdf
http://code.google.com/p/googleappengine/wiki/SdkReleaseNotes
https://exchange.xforce.ibmcloud.com/vulnerabilities/71063

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