CVE-2018-15366 Use after free in Trend Micro Antivirus for Mac (Consumer)

High 7.8 Published Updated

A local attacker can escalate privileges via a use-after-free vulnerability in Trend Micro Antivirus for Mac.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2018-15366?

CVE-2018-15366 is a high-severity use after free vulnerability in Trend Micro Antivirus for Mac (Consumer), published on 23 Oct 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A UrlfWTPPagePtr KERedirect Use-After-Free Privilege Escalation vulnerability in Trend Micro Antivirus for Mac (Consumer) 7.0 (2017) and above could allow a local attacker to escalate privileges on vulnerable installations. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

Weakness: CWE-416

Which versions are affected by CVE-2018-15366?

It affects 3 products.

Products include Trendmicro Antivirus for Mac 2017, Trendmicro Antivirus for Mac 2018, Trendmicro Antivirus for Mac 2019.

How do I fix CVE-2018-15366?

No fix has been published for CVE-2018-15366 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2018-15366 being exploited?

There is no known exploitation of CVE-2018-15366 in the wild and no public exploit code.

Sources

Also known as GHSA-jm8q-rhcf-w4hg.

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