TencentOS Server 4: firefox (TSSA-2025:0896)

high Nessus Plugin ID 277461

Synopsis

The remote TencentOS Server 4 host is missing one or more security updates.

Description

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2025:0896 advisory.

Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:

CVE-2025-13020:
Use-after-free in the WebRTC: Audio/Video component. This vulnerability affects Firefox < 145 and Firefox ESR < 140.5.

CVE-2025-13019:
Same-origin policy bypass in the DOM: Workers component. This vulnerability affects Firefox < 145 and Firefox ESR < 140.5.

CVE-2025-13018:
Mitigation bypass in the DOM: Security component. This vulnerability affects Firefox < 145 and Firefox ESR < 140.5.

CVE-2025-13017:
Same-origin policy bypass in the DOM: Notifications component. This vulnerability affects Firefox < 145 and Firefox ESR < 140.5.

CVE-2025-13016:
Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability affects Firefox < 145 and Firefox ESR < 140.5.

CVE-2025-13015:
Spoofing issue in Firefox. This vulnerability affects Firefox < 145, Firefox ESR < 140.5, and Firefox ESR < 115.30.

CVE-2025-13014:
Use-after-free in the Audio/Video component. This vulnerability affects Firefox < 145, Firefox ESR < 140.5, and Firefox ESR < 115.30.

CVE-2025-13013:
Mitigation bypass in the DOM: Core & HTML component. This vulnerability affects Firefox < 145, Firefox ESR < 140.5, and Firefox ESR < 115.30.

CVE-2025-13012:
Race condition in the Graphics component. This vulnerability affects Firefox < 145, Firefox ESR < 140.5, and Firefox ESR < 115.30.

Tenable has extracted the preceding description block directly from the Tencent Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

Plugin Details

Severity: High

ID: 277461

File Name: tencentos_TSSA_2025_0896.nasl

Version: 1.1

Type: local

Family: Tencent Local Security Checks

Published: 12/4/2025

Updated: 12/4/2025

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2025-13020

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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

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

Vulnerability Information

CPE: p-cpe:/a:tencent:tencentos_server:firefox, cpe:/o:tencent:tencentos_server:4

Required KB Items: Host/local_checks_enabled, Host/etc/os-release, Host/TencentOS/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 11/27/2025

Vulnerability Publication Date: 11/11/2025

Reference Information

CVE: CVE-2025-13012, CVE-2025-13013, CVE-2025-13014, CVE-2025-13015, CVE-2025-13016, CVE-2025-13017, CVE-2025-13018, CVE-2025-13019, CVE-2025-13020

IAVA: 2025-A-0852

Detections

Analytics