Input validation error in FreeRDP

1) Input validation error

EUVDB-ID: #VU41101

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2014-0250

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Multiple integer overflows in client/X11/xf_graphics.c in FreeRDP allow remote attackers to have an unspecified impact via the width and height to the (1) xf_Pointer_New or (2) xf_Bitmap_Decompress function, which causes an incorrect amount of memory to be allocated.

Mitigation

Install update from vendor's website.

Vulnerable software versions

FreeRDP: 1.0.0 - 1.0.2

Opensuse: 1.0.0 - 13.1

CPE2.3

• cpe:2.3:a:freerdp:freerdp:1.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:freerdp:freerdp:1.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:freerdp:freerdp:1.0.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse:1.0.0:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse:1.0.1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse:1.0.2:*:*:*:*:*:*:*

External links

https://advisories.mageia.org/MGASA-2014-0287.html
https://lists.opensuse.org/opensuse-updates/2014-07/msg00008.html
https://seclists.org/oss-sec/2014/q2/365
https://security.gentoo.org/glsa/glsa-201412-18.xml
https://www.mandriva.com/security/advisories?name=MDVSA-2015:171
https://www.securityfocus.com/bid/67670
https://bugzilla.redhat.com/show_bug.cgi?id=998934
https://github.com/FreeRDP/FreeRDP/issues/1871
https://github.com/FreeRDP/FreeRDP/pull/1874

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.