Division by zero in VideoLAN VLC Media Player

1) Division by zero

EUVDB-ID: #VU33167

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-14535

CWE-ID: CWE-369 - Divide By Zero

Exploit availability: No

Description

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

A divide-by-zero error exists in the SeekIndex function of demux/asf/asf.c in VideoLAN VLC media player 3.0.7.1. As a result, an FPE can be triggered via a crafted WMV file.

Mitigation

Install update from vendor's website.

Vulnerable software versions

VLC Media Player: 3.0.7.1

External links

http://git.videolan.org/?p=vlc.git&a=search&h=refs/heads/master&st=commit&s=cve-2019
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00036.html
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00046.html
http://seclists.org/bugtraq/2019/Aug/36
http://security.gentoo.org/glsa/201909-02
http://usn.ubuntu.com/4131-1/
http://www.debian.org/security/2019/dsa-4504
http://www.videolan.org/security/sb-vlc308.html

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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