#VU63112 Use of Out-of-range Pointer Offset in Alyac - CVE-2022-21147

Vulnerability identifier: #VU63112

Vulnerability risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-21147

CWE-ID: CWE-823

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Alyac
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor: East Security Co.

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in the malware scan functionality. A remote user can send a specially crafted PE file and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Alyac: 2.5.7.7

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External links
https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1452

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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