Detections
Analytics

Linux Distros Unpatched Vulnerability : CVE-2025-43903

low Nessus Plugin ID 257497

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Synopsis

The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be patched.

Description

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

 - NSSCryptoSignBackend.cc in Poppler before 25.04.0 does not verify the adbe.pkcs7.sha1 signatures on documents, resulting in potential signature forgeries. (CVE-2025-43903)

Note that Nessus relies on the presence of the package as reported by the vendor.

Solution

There is no known solution at this time.

See Also

https://access.redhat.com/security/cve/cve-2025-43903

Plugin Details

Severity: Low

ID: 257497

File Name: unpatched_CVE_2025_43903.nasl

Version: 1.4

Type: Local

Agent: unix

Family: Misc.

Published: 8/27/2025

Updated: 7/31/2026

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 1.2

Percentile: 0.01

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2025-43903

CVSS v3

Risk Factor: Low

Base Score: 3.3

Temporal Score: 3.1

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Temporal Vector: CVSS:3.0/E:U/RL:U/RC:C

Vulnerability Information

CPE: cpe:/o:centos:centos:7, cpe:/o:centos:centos:8, cpe:/o:redhat:enterprise_linux:10, cpe:/o:redhat:enterprise_linux:6, cpe:/o:redhat:enterprise_linux:7, cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:centos:centos:poppler-cpp-devel, p-cpe:/a:centos:centos:poppler-cpp, p-cpe:/a:centos:centos:poppler-demos, p-cpe:/a:centos:centos:poppler-devel, p-cpe:/a:centos:centos:poppler-glib-devel, p-cpe:/a:centos:centos:poppler-glib-doc, p-cpe:/a:centos:centos:poppler-glib, p-cpe:/a:centos:centos:poppler-qt-devel, p-cpe:/a:centos:centos:poppler-qt4-devel, p-cpe:/a:centos:centos:poppler-qt4, p-cpe:/a:centos:centos:poppler-qt5-devel, p-cpe:/a:centos:centos:poppler-qt5, p-cpe:/a:centos:centos:poppler-qt6-devel, p-cpe:/a:centos:centos:poppler-qt6, p-cpe:/a:centos:centos:poppler-qt, p-cpe:/a:centos:centos:poppler-utils, p-cpe:/a:centos:centos:poppler, p-cpe:/a:redhat:enterprise_linux:poppler-cpp-devel, p-cpe:/a:redhat:enterprise_linux:poppler-cpp, p-cpe:/a:redhat:enterprise_linux:poppler-demos, p-cpe:/a:redhat:enterprise_linux:poppler-devel, p-cpe:/a:redhat:enterprise_linux:poppler-glib-devel, p-cpe:/a:redhat:enterprise_linux:poppler-glib-doc, p-cpe:/a:redhat:enterprise_linux:poppler-glib, p-cpe:/a:redhat:enterprise_linux:poppler-qt-devel, p-cpe:/a:redhat:enterprise_linux:poppler-qt4-devel, p-cpe:/a:redhat:enterprise_linux:poppler-qt4, p-cpe:/a:redhat:enterprise_linux:poppler-qt5-devel, p-cpe:/a:redhat:enterprise_linux:poppler-qt5, p-cpe:/a:redhat:enterprise_linux:poppler-qt6-devel, p-cpe:/a:redhat:enterprise_linux:poppler-qt6, p-cpe:/a:redhat:enterprise_linux:poppler-qt, p-cpe:/a:redhat:enterprise_linux:poppler-utils, p-cpe:/a:redhat:enterprise_linux:poppler

Required KB Items: Host/cpu, Host/local_checks_enabled, global_settings/vendor_unpatched, Host/OS/identifier

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 4/18/2025

Reference Information

CVE: CVE-2025-43903