Vulnerability identifier: #VU43329

Vulnerability risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2012-4417

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
GlusterFS
Server applications / File servers (FTP/HTTP)

Vendor: Gluster Inc.

Description

The vulnerability allows a remote non-authenticated attacker to manipulate or delete data.

GlusterFS 3.3.0, as used in Red Hat Storage server 2.0, allows local users to overwrite arbitrary files via a symlink attack on temporary files with predictable names.

Mitigation
Install update from vendor's website.

Vulnerable software versions

GlusterFS: 3.3.0

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External links
http://rhn.redhat.com/errata/RHSA-2012-1456.html
http://www.securityfocus.com/bid/56522
http://www.securitytracker.com/id?1027756
http://bugzilla.redhat.com/show_bug.cgi?id=856341
http://exchange.xforce.ibmcloud.com/vulnerabilities/80074

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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