CVE-2026-31195
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.
Published:May 5, 2026
Last Modified:Jun 18, 2026
EPS:May 5, 2026
EPSS Score:0.01275
CVSS Score:8.8
Affected Products
Vendor
Product
Action
Vendor
Altice
Product
Gr140dg
Altice
Gr140dg
Vendor
Altice
Product
Gr140ig
Altice
Gr140ig
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
