CVE-2021-34121

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-34121
An Out of Bounds flaw was discovered in htmodoc 1.9.12 in function parse_tree() in toc.cxx, this possibly leads to memory layout information leaking in the data. This might be used in a chain of vulnerability in order to reach code execution.

7.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/michaelrsweet/htmldoc/commit/c67bbd8756f015e33e4ba639a40c7f9d8bd9e8ab Patch
https://github.com/michaelrsweet/htmldoc/issues/433 Exploit Issue Tracking
Configurations

Configuration 1 (hide)

cpe:2.3:a:htmldoc_project:htmldoc:1.9.12:*:*:*:*:*:*:*
History

27 Jul 2023, 15:19

Type Values Removed Values Added
CWE CWE-125
First Time Htmldoc Project
Htmldoc Project htmldoc
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.8
CPE cpe:2.3:a:htmldoc_project:htmldoc:1.9.12:*:*:*:*:*:*:*
References (MISC) https://github.com/michaelrsweet/htmldoc/issues/433 - (MISC) https://github.com/michaelrsweet/htmldoc/issues/433 - Exploit, Issue Tracking
References (MISC) https://github.com/michaelrsweet/htmldoc/commit/c67bbd8756f015e33e4ba639a40c7f9d8bd9e8ab - (MISC) https://github.com/michaelrsweet/htmldoc/commit/c67bbd8756f015e33e4ba639a40c7f9d8bd9e8ab - Patch

18 Jul 2023, 14:47

Type Values Removed Values Added
New CVE
Information

Published : 2023-07-18 14:15

Updated : 2023-12-10 15:14

NVD link : CVE-2021-34121

Mitre link : CVE-2021-34121

CVE.ORG link : CVE-2021-34121

JSON object : View

Products Affected

htmldoc_project

  • htmldoc
CWE
CWE-125

Out-of-bounds Read