CVE-2021-34121
Severity Score
7.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
Attend
*SSVC
Descriptions
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.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:Attend
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2021-06-07 CVE Reserved
- 2023-07-18 CVE Published
- 2024-08-19 EPSS Updated
- 2024-10-28 CVE Updated
- 2024-10-28 First Exploit
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-125: Out-of-bounds Read
CAPEC
References (2)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|---|---|
| https://github.com/michaelrsweet/htmldoc/issues/433 | 2024-10-28 |
| URL | Date | SRC |
|---|---|---|
| https://github.com/michaelrsweet/htmldoc/commit/c67bbd8756f015e33e4ba639a40c7f9d8bd9e8ab | 2023-07-27 |
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Htmldoc Project Search vendor "Htmldoc Project" | Htmldoc Search vendor "Htmldoc Project" for product "Htmldoc" | 1.9.12 Search vendor "Htmldoc Project" for product "Htmldoc" and version "1.9.12" | - |
Affected
| ||||||