Path traversal in MoinMoin

1) Path traversal

EUVDB-ID: #VU43218

Risk: Low

CVSSv3.1: 3 [CVSS:3.1/AV:N/AC:L/PR:/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2012-6495

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote #AU# to read and manipulate data.

Multiple directory traversal vulnerabilities in the (1) twikidraw (action/twikidraw.py) and (2) anywikidraw (action/anywikidraw.py) actions in MoinMoin before 1.9.6 allow remote authenticated users with write permissions to overwrite arbitrary files via unspecified vectors. NOTE: this can be leveraged with CVE-2012-6081 to execute arbitrary code.

Mitigation

Install update from vendor's website.

Vulnerable software versions

MoinMoin: 0.1 - 1.9.4

External links

http://hg.moinmo.in/moin/1.9/rev/7e7e1cbb9d3f
http://moinmo.in/MoinMoinRelease1.9
http://moinmo.in/SecurityFixes
http://secunia.com/advisories/51696
http://ubuntu.com/usn/usn-1680-1
http://www.debian.org/security/2012/dsa-2593
http://www.openwall.com/lists/oss-security/2012/12/29/6
http://www.openwall.com/lists/oss-security/2012/12/30/4
http://bugs.launchpad.net/ubuntu/+source/moin/+bug/1094599

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.