CVE-2021-36493
HIGH
Published Feb 3, 20233y ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
Published Feb 3, 2023 3y ago
Last Modified Jun 17, 2026 2w ago
Description
Buffer Overflow vulnerability in pdfimages in xpdf 4.03 allows attackers to crash the application via crafted command.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High
Threat Intelligence
No active exploitation signals — not in CISA KEV and no EPSS score yet.
Exploit & Patch Status
Public Exploit Known
No Patch Available
Weaknesses 1
CWE-787 Out-of-bounds Write Memory Safety
Affected Products 1
| Vendor | Product | Version | Range |
|---|---|---|---|
| xpdfreader | xpdf | 4.03 | any |
References 1
- forum.xpdfreader.com https://forum.xpdfreader.com/viewtopic.php?f=3&t=42160
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.