CVE-2021-41987
HIGH
8.1
CVSS Score
Published: March 16, 2022 at 02:44 PM UTC
Updated: June 17, 2026 at 04:09 AM UTC
1 product affected across 1 vendorRouterOS
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Severity
HIGH8.1
Exploit prediction
EPSS 16%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (2)
x_refsource_MISCRelease NotesVendor Advisory
Source: [email protected]
https://mikrotik.com/download/archivex_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://teamt5.org/en/posts/vulnerability-mikrotik-cve-2021-41987/CVSS
- Attack Vector
- NETWORK
- Complexity
- HIGH
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-787
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