82462 : Python distutils ~/.pypirc Permission Weakness Local Information Disclosure
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
10	555	12 months ago	4 months ago	6 times	100%

Timeline

Disclosure Date
2011-11-30

Description

Python contains a flaw that may lead to an unauthorized information disclosure. The issue is triggered when a race condition occurs within distutils, which will cause the ~/.pypirc to be created insecurely, disclosing authentication credentials to a local attacker.

Classification

Location: Local Access Required
Attack Type: Information Disclosure, Race Condition
Impact: Loss of Confidentiality
Solution: Third-Party Solution
Exploit: Exploit Public
Disclosure: Third-party Verified
OSVDB: Authentication Required

Solution

Currently, there are no known workarounds or upgrades to correct this issue. However, a patch has been committed to the program's repository that addresses this vulnerability. Until it is incorporated into the next release of the software, manually patching an existing installation is the only known available solution. Check the vendor advisory or solution URL in the references section.

Products

Python Software Foundation	Python	3.3
		3.2
		2.7

References

CVE ID: 2011-4944 (see also: NVD) 2012-1587 (see also: NVD)
Secunia Advisory ID: 49354 50850 50858 51024 51040 51087 51089 51317
Bugtraq ID: 52732
ISS X-Force ID: 74393
Vendor Specific News/Changelog Entry: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=650555
http://lists.opensuse.org/opensuse-updates/2012-05/msg00048.html
http://www.ubuntu.com/usn/usn-1592-1/
http://www.ubuntu.com/usn/usn-1596-1/
http://www.ubuntu.com/usn/usn-1613-1/
http://www.ubuntu.com/usn/usn-1613-2/
http://www.ubuntu.com/usn/usn-1615-1/
http://www.ubuntu.com/usn/usn-1616-1/
https://bugzilla.redhat.com/show_bug.cgi?id=758905
Vendor Specific Solution URL: http://bugs.python.org/file23824/pypirc-secure.diff
Vendor URL: http://www.python.org/
Vendor Specific Advisory URL: http://www.vmware.com/security/advisories/VMSA-2012-0016.html

Credit

Jaku Wilk

CVSSv2 Score

CVSSv2 Base Score = 1.9
Source: nvd.nist.gov | Generated: 2012-08-28 | Disagree?

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