#VU54042 Integer overflow in HTMLDOC - CVE-2021-20308

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Main Vulnerability Database Vulnerabilities #VU54042

#VU54042 Integer overflow in HTMLDOC - CVE-2021-20308

Published: June 10, 2021


Vulnerability identifier: #VU54042
Vulnerability risk: High
CVSSv4.0: 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/E:U/U:Amber
CVE-ID: CVE-2021-20308
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
HTMLDOC
Software vendor:
Michael R Sweet

Description

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

The vulnerability exists due to integer overflow. A remote attacker can pass specially crafted data to the application, trigger integer overflow and execute arbitrary code on the target system.

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


Remediation

Install updates from vendor's website.

External links