Buffer overflow in chocolate-doom - CVE-2020-14983

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Main Vulnerability Database Vulnerabilities #VU29543

Buffer overflow in chocolate-doom - CVE-2020-14983

Published: July 7, 2020


Vulnerability identifier: #VU29543
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-14983
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing num_players value in Chocolate Doom. A remote attacker can pass an overly long num_players value, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Affected software

chocolate-doom
Crispy Doom
SUSE Linux
Opensuse

How to mitigate CVE-2020-14983

Install updates from vendor's website.

chocolate-doom - update to 3.0.1

External References

Related Security Bulletins