CVE Catalog

CVE-2026-31195

HighCVSS 8.8
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.64%

46th percentile - higher than 46% of all known CVEs

Summary

There is an OS command injection vulnerability in the ping diagnostic handler in ALTICE LABS / SFR France GR140DG Fibre Router. Due to improper handling of user input in the system() call, authenticated remote attackers can execute arbitrary commands.

Risk Assessment

Attackers can gain root access to the system, posing a serious threat to the integrity and confidentiality of data within the organization.

Recommendation

It is recommended to update the router firmware to the latest version to mitigate this vulnerability and to monitor logs for potential attack attempts.

Related vulnerabilities

Original NVD description (English source)

OS command injection vulnerability in the ping diagnostic handler in /bin/httpd_clientside in ALTICE LABS / SFR France GR140DG Fibre Router with firmware 3GN8020801R13, 3GN8020802R0A, or 3GN8020803R0A inserts unsanitized user input into a system() call, allowing authenticated remote attackers to execute arbitrary commands as root via crafted destAddr parameters using shell command substitution.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS