68883 : Cobbler on Red Hat Linux template_api.py Kickstart Template File Arbitrary Code Execution
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Timeline

Disclosure Date
2010-10-19

Description

Cobbler on Red Hat contains a flaw related to template_api.py's failure to disable the Cheetah template engine's capability to execute Python statements contained in templates. The issue is triggered when a remote, authenticated administrator uses a crafted kickstart template file, allowing for the execution of arbitrary code.

Classification

Location: Remote / Network Access
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Patch / RCS, Upgrade
Exploit: Exploit Unknown
Disclosure: Vendor Verified
OSVDB: Authentication Required

Solution

Upgrade to version 2.0.7 or higher, as it has been reported to fix this vulnerability. In addition, Red Hat has released a patch for some older versions.

Products

Red Hat, Inc.

Cobbler

2.0.6

References

CVE ID: 2010-2235 (see also: NVD)
Secunia Advisory ID: 41883
Vendor Specific News/Changelog Entry: http://people.fedoraproject.org/~shenson/cobbler/cobbler-2.0.8.tar.gz
https://bugzilla.redhat.com/show_bug.cgi?id=607662
RedHat RHSA: RHSA-2010:0775

Credit

Doug Knight - University of Alaska

CVSSv2 Score

CVSSv2 Base Score = 8.5
Source: nvd.nist.gov | Generated: 2010-12-10 | Disagree?

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