ALTICE GR140DG/GR140IG /bin/httpd_clientside system destAddr os command injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.8$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in ALTICE GR140DG and GR140IG. Affected by this vulnerability is the function system of the file /bin/httpd_clientside. Executing a manipulation of the argument destAddr can lead to os command injection. The identification of this vulnerability is CVE-2026-31196. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability has been found in ALTICE GR140DG and GR140IG (affected version not known) and classified as critical. This vulnerability affects the function system of the file /bin/httpd_clientside. The manipulation of the argument destAddr with an unknown input leads to a os command injection vulnerability. The CWE definition for the vulnerability is CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

OS command injection vulnerability in the traceroute 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.

This vulnerability was named CVE-2026-31196 since 03/09/2026. The exploitation appears to be easy. The attack can be initiated remotely. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 06/15/2026). This vulnerability is assigned to T1202 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.8

VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

ADP CISA Base Score: 8.8
ADP CISA Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/09/2026 CVE reserved
05/05/2026 +56 days Advisory disclosed
05/05/2026 +0 days VulDB entry created
06/15/2026 +41 days VulDB entry last update

Sourcesinfo

Status: Not defined

CVE: CVE-2026-31196 (🔒)
GCVE (CVE): GCVE-0-2026-31196
GCVE (VulDB): GCVE-100-361174

Entryinfo

Created: 05/05/2026 18:54
Updated: 06/15/2026 19:54
Changes: 05/05/2026 18:54 (53), 06/15/2026 19:54 (10)
Complete: 🔍
Cache ID: 216::103

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