CVE-2021-34119
Ubuntu Security Notice USN-7189-1
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
A flaw was discovered in htmodoc 1.9.12 in function parse_paragraph in ps-pdf.cxx ,this flaw possibly allows possible code execution and a denial of service via a crafted file.
It was discovered that HTMLDOC incorrectly handled certain inputs, which could lead to an integer overflow. An attacker could potentially use this issue to cause a denial of service or execute arbitrary code. It was discovered that HTMLDOC incorrectly handled memory in pspdf_export, which could lead to a double-free. An attacker could potentially use this issue to cause a denial of service or execute arbitrary code.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
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
- 2024-10-28 CVE Updated
- 2024-10-28 First Exploit
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-787: Out-of-bounds Write
CAPEC
References (2)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|---|---|
| https://github.com/michaelrsweet/htmldoc/issues/431 | 2024-10-28 |
| URL | Date | SRC |
|---|---|---|
| https://github.com/michaelrsweet/htmldoc/commit/85fa76d77ed69927d24decf476e69bedc7691f48 | 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
| ||||||