CVE-2021-36613

MEDIUM
Published May 11, 20224y ago · Modified Jun 17, 20262w ago
6.5 CVSS 3.1
Medium
Find Similar
Published May 11, 2022 4y ago
Last Modified Jun 17, 2026 2w ago

Description

Mikrotik RouterOs before stable 6.48.2 suffers from a memory corruption vulnerability in the ptp process. An authenticated remote attacker can cause a Denial of Service (NULL pointer dereference).

CVSS Details

Base Score
6.5
Exploitability
2.8
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 1

VendorProductVersionRange
mikrotikrouteros* <6.48.2

References 2

  • seclists.org http://seclists.org/fulldisclosure/2022/Jun/2
    ExploitMailing ListPatchThird Party Advisory
  • seclists.org https://seclists.org/fulldisclosure/2021/Jul/0
    ExploitMailing ListThird Party Advisory

Remediation

  • seclists.org http://seclists.org/fulldisclosure/2022/Jun/2
    ExploitMailing ListPatchThird Party Advisory