VulnerabilityModified
CVE-2020-20253
Mikrotik RouterOs before 6.47 (stable tree) suffers from a divison by zero vulnerability in the /nova/bin/lcdstat process.
MEDIUM 6.5EPSS 2.10%
Does this matter?
Lower severity and a low EPSS score (2.10%). Track it; it rarely justifies an emergency change on its own.
Description
Mikrotik RouterOs before 6.47 (stable tree) suffers from a divison by zero vulnerability in the /nova/bin/lcdstat process. An authenticated remote attacker can cause a Denial of Service due to a divide by zero error.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 2.10% probability · 81th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-369
- Affected
- mikrotik/routeros
- Source
- cve@mitre.org
References
- http://seclists.org/fulldisclosure/2021/May/14Exploit, Mailing List, Third Party Advisory
- https://github.com/cq674350529/pocs_slides/blob/master/pocs/MikroTik/vul_lcdstat_4/README.mdBroken Link, Third Party Advisory
- http://seclists.org/fulldisclosure/2021/May/14Exploit, Mailing List, Third Party Advisory
- https://github.com/cq674350529/pocs_slides/blob/master/pocs/MikroTik/vul_lcdstat_4/README.mdBroken Link, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.