Siemens S7-1500 Improper Restriction of Operations within the Bounds of a Memory Buffer (CVE-2025-11494)

low Tenable OT Security Plugin ID 505097

Synopsis

The remote OT asset is affected by a vulnerability.

Description

A vulnerability was found in GNU Binutils 2.45. Impacted is the function _bfd_x86_elf_late_size_sections of the file bfd/elfxx-x86.c of the component Linker. The manipulation results in out-of-bounds read. The attack needs to be approached locally. The exploit has been made public and could be used. The patch is identified as b6ac5a8a5b82f0ae6a4642c8d7149b325f4cc60a. A patch should be applied to remediate this issue.

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Solution

Refer to the vendor advisory.

Plugin Details

Severity: Low

ID: 505097

File Name: tenable_ot_siemens_CVE-2025-11494.nasl

Version: 1.1

Type: remote

Family: Tenable.ot

Published: 2/10/2026

Updated: 2/10/2026

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v3

Risk Factor: Low

Base Score: 3.3

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

Vulnerability Information

CPE: cpe:/o:siemens:simatic_s7-1500_cpu_firmware:3.1.5, cpe:/o:siemens:siplus_s7-1500_cpu_firmware:3.1.5

Required KB Items: Tenable.ot/Siemens

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/10/2025

Vulnerability Publication Date: 6/10/2025

Reference Information

CVE: CVE-2025-11494

CWE: 119

Detections

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