PT-2022-21358 · Estsoft · Estsoft Alyac

Jaewon Min · Published 2022-08-05 · Updated 2023-06-29 · CVE-2022-32543

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions ESTsoft Alyac version 2.5.8.544

Description An integer overflow issue exists in the way ESTsoft Alyac parses OLE files. A specially-crafted OLE file can lead to a heap buffer overflow, potentially resulting in arbitrary code execution. This can be triggered by providing a malicious file.

Recommendations For ESTsoft Alyac version 2.5.8.544, consider avoiding the use of OLE files from untrusted sources until a patch is available. As a temporary workaround, restrict the parsing of OLE files to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Integer Overflow

Weakness Enumeration

CWE-680

CWE-190

Related Identifiers

CVE-2022-32543

Affected Products

Estsoft Alyac

References · 3

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2022-1527 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2022-32543 · Security Note
• https://osv.dev/vulnerability/CVE-2022-32543 · Vendor Advisory