Format string error in xfce-mirror thunar

1) Format string error

EUVDB-ID: #VU35067

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2011-1588

CWE-ID: CWE-134 - Use of Externally-Controlled Format String

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Thunar before 1.3.1 could crash when copy and pasting a file name with % format characters due to a format string error.

Mitigation

Install update from vendor's website.

Vulnerable software versions

thunar: 1.2.0 - 1.2.1

Opensuse: 1.2.0 - 11.4

Debian Linux: 1.2.0 - 11.4

External links

http://lists.opensuse.org/opensuse-security-announce/2011-05/msg00008.html
http://access.redhat.com/security/cve/cve-2011-1588
http://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-1588
http://github.com/xfce-mirror/thunar/blob/master/NEWS#L774
http://github.com/xfce-mirror/thunar/commit/03dd312e157d4fa8a11d5fa402706ae5b05806fa
http://security-tracker.debian.org/tracker/CVE-2011-1588

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.