CVE-2020-20231
Last modified
CVE-2020-20231 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Mikrotik RouterOs through stable version 6.48.3 suffers from a memory corruption vulnerability in the /nova/bin/detnet process. An authenticated remote attacker can cause a Denial of Service (NULL pointer dereference).. EPSS estimates a 2.01% chance of exploitation in the next 30 days.
Description
Mikrotik RouterOs through stable version 6.48.3 suffers from a memory corruption vulnerability in the /nova/bin/detnet process. An authenticated remote attacker can cause a Denial of Service (NULL pointer dereference).
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mikrotik | Routeros | >= 6.44.6, <= 6.48.3 |
References
- https://github.com/cq674350529/pocs_slides/blob/master/advisory/MikroTik/CVE-2020-20231/README.mdExploit, Third Party Advisory
- https://mikrotik.com/Vendor Advisory
- https://github.com/cq674350529/pocs_slides/blob/master/advisory/MikroTik/CVE-2020-20231/README.mdExploit, Third Party Advisory
- https://mikrotik.com/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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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.
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