CVE-2020-15956
HIGHCVSS 7.5/10EPSS 10.52%
Last modified
CVE-2020-15956 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. ActiveMediaServer.exe in ACTi NVR3 Standard Server 3.0.12.42 allows remote unauthenticated attackers to trigger a buffer overflow and application termination via a malformed payload.. EPSS estimates a 10.52% chance of exploitation in the next 30 days.
Description
ActiveMediaServer.exe in ACTi NVR3 Standard Server 3.0.12.42 allows remote unauthenticated attackers to trigger a buffer overflow and application termination via a malformed payload.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Acti | Nvr | 2.3.04.07 |
| Acti | Nvr | 3.0.12.42 |
References
- http://packetstormsecurity.com/files/158771/ACTi-NVR3-Standard-Professional-Server-3.0.12.42-Denial-Of-Service.htmlExploit, Third Party Advisory
- https://github.com/megamagnus/cve-2020-15956Exploit, Third Party Advisory
- https://www2.acti.com/nvr3Product, Vendor Advisory
- http://packetstormsecurity.com/files/158771/ACTi-NVR3-Standard-Professional-Server-3.0.12.42-Denial-Of-Service.htmlExploit, Third Party Advisory
- https://github.com/megamagnus/cve-2020-15956Exploit, Third Party Advisory
- https://www2.acti.com/nvr3Product, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-15956?
ActiveMediaServer.exe in ACTi NVR3 Standard Server 3.0.12.42 allows remote unauthenticated attackers to trigger a buffer overflow and application termination via a malformed payload.
How severe is CVE-2020-15956?
CVE-2020-15956 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 10.52% probability of exploitation in the next 30 days.
How do I fix CVE-2020-15956?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-15956?
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Scan your code nowSource: NVD / NIST