#VU43218 Path traversal in MoinMoin - CVE-2012-6495

Vulnerability identifier: #VU43218

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2012-6495

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
MoinMoin
Web applications / CMS

Vendor: MoinMoin

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

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

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Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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