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CVE-2025-43903

Good to know:

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Date: April 17, 2025

NSSCryptoSignBackend.cc in Poppler before 25.04.0 does not verify the adbe.pkcs7.sha1 signatures on documents, resulting in potential signature forgeries.

Severity Score

Related Resources (4)

https://nvd.nist.gov/vuln/detail/CVE-2025-43903
https://security-tracker.debian.org/tracker/CVE-2025-43903
https://gitlab.freedesktop.org/poppler/poppler/-/commit/f1b9c830f145a0042e853d6462b2f9ca4016c669
https://www.mend.io/vulnerability-database/CVE-2025-43903

Severity Score

Weakness Type (CWE)

Improper Verification of Cryptographic Signature

CWE-347

Top Fix

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Upgrade Version

Upgrade to version https://gitlab.freedesktop.org/poppler/poppler.git - poppler-25.04.0

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): CHANGED
Confidentiality (C): NONE
Integrity (I): LOW
Availability (A): NONE

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