Division by zero in sox.sourceforge.net SoX

1) Division by zero

EUVDB-ID: #VU32016

Risk: Medium

CVSSv3.1: 5.2 [AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:P/RL:U/RC:C]

CVE-ID: CVE-2017-11359

CWE-ID: CWE-369 - Divide By Zero

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to divide-by-zero error within The wavwritehdr function in wav.c in Sound eXchange (SoX) 14.4.2. A remote attacker can perform a denial of service (divide-by-zero error and application crash) via a crafted snd file, during conversion to a wav file.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

SoX: 14.4.2

External links

http://seclists.org/fulldisclosure/2017/Jul/81
http://lists.debian.org/debian-lts-announce/2017/11/msg00043.html
http://lists.debian.org/debian-lts-announce/2019/03/msg00007.html
http://security.gentoo.org/glsa/201810-02
http://www.exploit-db.com/exploits/42398/

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. However, proof of concept for this vulnerability is available.