Privilege escalation in Trend Micro Maximum Security



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-32460
CWE-ID CWE-276
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Maximum Security
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor Trend Micro

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Incorrect default permissions

EUVDB-ID: #VU53419

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-32460

CWE-ID: CWE-276 - Incorrect Default Permissions

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to incorrect default permissions within the Maximum Security console for files and folders that are set by the application. A local user with access to the system can view contents of files and directories or modify them.

Successful exploitation of the vulnerability may allow an attacker to execute arbitrary code with SYSTEM privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Maximum Security: 2019 (v15) - 2021 (v17)

CPE2.3 External links

https://www.zerodayinitiative.com/advisories/ZDI-21-603/
https://helpcenter.trendmicro.com/en-us/article/TMKA-10336


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.



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