Vulnerability identifier: #VU50122

Vulnerability risk: Low

CVSSv3.1: 5.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-25227

CWE-ID: CWE-400

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Antivirus for Mac
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor: Trend Micro

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources within the iCoreService executable. A local user can trigger resource exhaustion, consume all available memory on the system and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Antivirus for Mac: 2020 (v10.0) - 2021 (v11)

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External links
http://helpcenter.trendmicro.com/en-us/article/TMKA-10191
http://www.zerodayinitiative.com/advisories/ZDI-21-102/

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.