Description
NSSCryptoSignBackend.cc in Poppler before 25.04.0 does not verify the adbe.pkcs7.sha1 signatures on documents, resulting in potential signature forgeries.
Published: 2025-04-18
Score: 4.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2025-11892 NSSCryptoSignBackend.cc in Poppler before 25.04.0 does not verify the adbe.pkcs7.sha1 signatures on documents, resulting in potential signature forgeries.
Ubuntu USN Ubuntu USN USN-7471-1 poppler vulnerabilities
History

Mon, 06 Oct 2025 16:45:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:freedesktop:poppler:*:*:*:*:*:*:*:*

Mon, 21 Apr 2025 03:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sat, 19 Apr 2025 16:15:00 +0000

Type Values Removed Values Added
Title poppler: SignatureValue not checked within SignerInfo
References
Metrics threat_severity

None

threat_severity

Moderate


Fri, 18 Apr 2025 21:15:00 +0000

Type Values Removed Values Added
Description NSSCryptoSignBackend.cc in Poppler before 25.04.0 does not verify the adbe.pkcs7.sha1 signatures on documents, resulting in potential signature forgeries.
Weaknesses CWE-347
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N'}


Subscriptions

Freedesktop Poppler
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-04-21T02:51:02.614Z

Reserved: 2025-04-18T00:00:00.000Z

Link: CVE-2025-43903

cve-icon Vulnrichment

Updated: 2025-04-21T02:50:57.411Z

cve-icon NVD

Status : Analyzed

Published: 2025-04-18T21:15:44.673

Modified: 2025-10-06T16:37:14.947

Link: CVE-2025-43903

cve-icon Redhat

Severity : Moderate

Publid Date: 2025-04-18T00:00:00Z

Links: CVE-2025-43903 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2025-06-23T19:31:59Z

Weaknesses