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.
Exploits (3)
nomisec
WORKING POC
1 stars
by diemaxxing · poc
https://github.com/diemaxxing/cve-2023-30800-multithread-doser
References (1)
Core 1
Core References
Exploit, Third Party Advisory
https://vulncheck.com/advisories/mikrotik-jsproxy-dos
Scores
CVSS v3
7.5
EPSS
0.0454
EPSS Percentile
89.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-787
Status
published
Products (1)
mikrotik/routeros
6.0 - 6.49.10
Published
Sep 07, 2023
Tracked Since
Feb 18, 2026