CVE-2024-8809: Cohesive Networks VNS3 · OS Command Injection
Affects Cohesive Networks VNS3Source CVE Database V5
Not known to be exploited · CVSS 8.8 High.
Data as of 26 Oct 2026, 10:12 UTC
- EPSS
- 1.6% chance of exploitation in 30 days – higher than 76% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 22 Nov 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Cohesive Networks VNS3 | Affected
| Fixed in– |
AI-suggested
To mitigate CVE-2024-8809, organizations should first verify if they are running the affected version 6.2.3-20240417 of Cohesive Networks VNS3. If an official patch is released, it should be applied immediately. In the absence of a patch, administrators should restrict access to the web service on TCP port 8000 using network segmentation and firewall rules to limit exposure to trusted management networks only. Strong authentication mechanisms, including multi-factor authentication, should be enforced to reduce the risk of credential compromise. Monitoring and logging of authentication attempts and command execution on the VNS3 appliance should be enhanced to detect suspicious activity. Additionally, input validation controls can be reviewed and hardened if custom configurations or scripts are used. Regular audits of user accounts and privileges will help minimize the attack surface. Finally, consider deploying intrusion detection/prevention systems to identify exploitation attempts targeting this vulnerability.
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 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-24178.