Vulnerability · Published Nov 22, 2024 · Assigned by zdi

CVE-2024-6260Malwarebytes Antimalware Link Following Local Privilege Escalation Vulnerability

High 7.0

In plain English

A high-severity security flaw in Anti-Malware from Malwarebytes. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 22% of all known vulnerabilities).

Severity (CVSS 3.0)7.0High

Exploit odds (30 days)0.3%top 78.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Malwarebytes Antimalware Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Malwarebytes Antimalware. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the Malwarebytes service. By creating a symbolic link, an attacker can abuse the service to delete a file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-22321.

Affected products (as reported)

Vendor	Product	Versions
Malwarebytes	Anti-Malware	4.6.6

Weakness: CWE-59 · Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

References

ZDI-24-1195 x_research-advisory
vendor-provided URL vendor-advisory