CVE-2025-43903

Public on 2025-04-18
Modified on 2025-04-21
Description
NSSCryptoSignBackend.cc in Poppler before 25.04.0 does not verify the adbe.pkcs7.sha1 signatures on documents, resulting in potential signature forgeries. The bug was introduced in poppler-0.42.0 (https://gitlab.freedesktop.org/poppler/poppler/-/commit/c7c0207b1cfe49a4353d6cda93dbebef4508138f).
Severity
Medium severity
Medium
See what this means
CVSS v3 Base Score
4.3
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2023 poppler Pending Fix

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 4.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
NVD CVSSv3 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2025-43903 Mitre: CVE-2025-43903