Vulnerability · Published Nov 22, 2024 · Assigned by zdi

CVE-2024-8807Cohesive Networks VNS3 Command Injection Remote Code Execution Vulnerability

Critical 9.8

In plain English

A critical-severity OS command injection in VNS3 from Cohesive Networks. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.7% (higher than 77% of all known vulnerabilities).

Severity (CVSS 3.0)9.8Critical

Exploit odds (30 days)1.7%top 22.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Cohesive Networks VNS3 Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Cohesive Networks VNS3. Authentication is not required to exploit this vulnerability. The specific flaw exists within the web service, which listens on TCP port 8000 by default. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-24176.

Affected products (as reported)

Vendor	Product	Versions
Cohesive Networks	VNS3	6.2.3-20240417

Weakness: CWE-78 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

ZDI-24-1231 x_research-advisory
vendor-provided URL vendor-advisory