CVE-2021-25786 — MEDIUM (5.3)

Vulnerability 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.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

LOW

Affected Products

Vendor	Product	Versions
Qpdf Project	Qpdf	10.0.4

Related Weaknesses (CWE)

CWE-416

References

https://github.com/qpdf/qpdf/issues/492ExploitIssue TrackingPatch
https://lists.debian.org/debian-lts-announce/2023/08/msg00037.htmlMailing ListThird Party Advisory
https://github.com/qpdf/qpdf/issues/492ExploitIssue TrackingPatch
https://lists.debian.org/debian-lts-announce/2023/08/msg00037.htmlMailing ListThird Party Advisory

FAQ

What is CVE-2021-25786?

CVE-2021-25786 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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.

How severe is CVE-2021-25786?

CVE-2021-25786 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-25786?

Check the references section above for vendor advisories and patch information. Affected products include: Qpdf Project Qpdf.