NULL pointer dereference in Mikrotik Routeros
CVE-2020-20212
Mikrotik RouterOs 6.44.5 (long-term tree) suffers from a memory corruption vulnerability in the /nova/bin/console process. An authenticated remote attacker can cause a Denial of Service (NULL pointer dereference).
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.023 (83.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.019 · newest: 0.023 · change: +0.005
Affected products
- Mikrotik Routeros — versions 6.44.5
Weakness classification (CWE)
References
- mikrotik.com/ (Vendor Advisory)
- seclists.org/fulldisclosure/2021/May/0 (Exploit, Mailing List, Third Party Advisory)
- seclists.org/fulldisclosure/2020/Apr/7
- seclists.org/fulldisclosure/2020/Jan/12
Frequently asked questions
- What is CVE-2020-20212?
- CVE-2020-20212 is a medium-severity vulnerability in Mikrotik Routeros, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2021-07-07.
- How severe is CVE-2020-20212?
- Medium severity. CVSS v3 base score is 6.5 out of 10.