PT-2025-30638 · Abb · Abb Ac500 V2

Reid Wightman · Published 2025-07-23 · Updated 2026-05-26 · CVE-2025-7745

Positive Technologies (AI Summary)

CVSS v3.1

5.8

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions ABB AC500 V2 versions through 2.5.2

Description A buffer over-read issue exists in ABB AC500 V2. This can potentially lead to unexpected system behavior.

Recommendations Update ABB AC500 V2 to a version later than 2.5.2.

Fix

Buffer Over-read

Weakness Enumeration

CWE-126

Related Identifiers

BDU:2025-16078

CVE-2025-7745

Affected Products

Abb Ac500 V2

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2025-7745 · Security Note
• https://bdu.fstec.ru/vul/2025-16078 · Security Note
• https://twitter.com/CVEnew/status/1948282165487177865 · Twitter Post
• https://twitter.com/UndercodeUpdate/status/1948632334359474587 · Twitter Post
• https://twitter.com/aviatrixtrc/status/2059317799206457409 · Twitter Post
• https://twitter.com/jmdevlabs/status/1953905999535902929 · Twitter Post
• https://search.abb.com/library/Download.aspx?DocumentID=3ADR011432&LanguageCode=en&DocumentPartId=&Action=Launch · Note