Vulnerability · Published Aug 11, 2023 · Assigned by mitre
CVE-2021-25786
Medium 5.3
In plain English
A medium-severity security flaw in the qpdf package (Debian). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 45% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.3Medium
Exploit odds (30 days)0.5%top 54.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
An issue was discovered in QPDF version 10.0.4, allows remote attackers to execute arbitrary code via crafted .pdf file to Pl_ASCII85Decoder::write parameter in libqpdf.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | qpdf | 10.1.0-1 | DEBIAN-CVE-2021-25786 |
| Debian:13 | qpdf | 10.1.0-1 | DEBIAN-CVE-2021-25786 |
| Debian:14 | qpdf | 10.1.0-1 | DEBIAN-CVE-2021-25786 |