VulnerabilityModified
CVE-2021-41987
In the SCEP Server of RouterOS in certain Mikrotik products, an attacker can trigger a heap-based buffer overflow that leads to remote code execution.
HIGH 8.1EPSS 16.2%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 16.2%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.
Description
In the SCEP Server of RouterOS in certain Mikrotik products, an attacker can trigger a heap-based buffer overflow that leads to remote code execution. The attacker must know the scep_server_name value. This affects RouterOS 6.46.8, 6.47.9, and 6.47.10.
- CVSS 3.1
- 8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 16.23% probability · 97th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- mikrotik/routeros
- Source
- cve@mitre.org
References
- https://mikrotik.com/download/archiveRelease Notes, Vendor Advisory
- https://teamt5.org/en/posts/vulnerability-mikrotik-cve-2021-41987/Exploit, Third Party Advisory
- https://mikrotik.com/download/archiveRelease Notes, Vendor Advisory
- https://teamt5.org/en/posts/vulnerability-mikrotik-cve-2021-41987/Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.