Is CVE-2023-30800 actively exploited?

CVE-2023-30800 has no public evidence of in-the-wild exploitation as of 2025-11-21.

What is the CVSS score for CVE-2023-30800?

CVE-2023-30800 has a CVSS score of 7.5 (HIGH severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

How do I patch CVE-2023-30800?

Patch guidance is available from mikrotik security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2023-30800.

Fix CVE-2023-30800 - HIGH mikrotik routeros

Description

The web server used by MikroTik RouterOS version 6 is affected by a heap memory corruption issue. A remote and unauthenticated attacker can corrupt the server's heap memory by sending a crafted HTTP request. As a result, the web interface crashes and is immediately restarted. The issue was fixed in RouterOS 6.49.10 stable. RouterOS version 7 is not affected.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
Weaknesses: CWE-787 · Out-of-bounds Write CWE-787 · Out-of-bounds Write

Metadata

Primary Vendor: MIKROTIK
Published: 9/7/2023
Last Modified: 11/21/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2023-30800

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary