Vulnerability · Published May 3, 2024 · Assigned by zdi

CVE-2023-32154Mikrotik RouterOS RADVD Out-Of-Bounds Write Remote Code Execution Vulnerability

High 7.5

In plain English

A high-severity out-of-bounds write in RouterOS from Mikrotik. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 51% of all known vulnerabilities).

Severity (CVSS 3.0)7.5High

Exploit odds (30 days)0.6%top 48.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Mikrotik RouterOS RADVD Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Mikrotik RouterOS. Authentication is not required to exploit this vulnerability. The specific flaw exists within the Router Advertisement Daemon. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of root. . Was ZDI-CAN-19797.

Affected products (as reported)

Vendor	Product	Versions
Mikrotik	RouterOS	6.49.7 Stable

Weakness: CWE-787 · Vector: CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References

ZDI-23-710 x_research-advisory