Slackware Linux update for rdesktop

1) Path traversal

EUVDB-ID: #VU45030

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:U/RC:C]

CVE-ID: CVE-2011-1595

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

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences in the disk_create function in disk.c in rdesktop before 1.7.0, when disk redirection is enabled,. A remote authenticated attacker can send a specially crafted HTTP request and remote RDP servers to read or overwrite arbitrary files via a . (dot dot) in a pathname.

Mitigation

Update the affected package rdesktop.

Vulnerable software versions

Slackware Linux: 11.0 - 13.1

CPE2.3

• cpe:2.3:o:slackware:slackware_linux:11.0:*:*:*:*:*:*:
• cpe:2.3:o:slackware:slackware_linux:13.1:*:*:*:*:*:*:
• cpe:2.3:o:slackware:slackware_linux:13.0:*:*:*:*:*:*:

External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.485376

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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