Integer overflow in the htmldoc



Published: 2021-04-06 | Updated: 2021-06-10
Risk High
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2021-20308
CWE ID CWE-190
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe
HTMLDOC
Web applications / Modules and components for CMS

Vendor Michael R Sweet

Security Advisory

This security advisory describes one high risk vulnerability.

1) Integer overflow

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-20308

CWE-ID: CWE-190 - Integer Overflow or Wraparound

Exploit availability: No

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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

HTMLDOC: 1.9, 1.9.1, 1.9.2, 1.9.3, 1.9.4, 1.9.5, 1.9.6, 1.9.7, 1.9.8, 1.9.9, 1.9.10

CPE External links

https://bugzilla.redhat.com/show_bug.cgi?id=1946289
https://github.com/michaelrsweet/htmldoc/issues/423

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.



###SIDEBAR###