CVE-2026-3437
CVE-2026-3437
9.3
CriticalPublished:
Last updated:
Source:ics-cert@hq.dhs.gov
Analyzed
Weakness (CWE)
CVSS Vector
v4.0- Attack Vector
- Local
- Attack Complexity
- Low
- Attack Requirements
- None
- Privileges Required
- Low
- User Interaction
- None
- Confidentiality (Vulnerable)
- High
- Integrity (Vulnerable)
- High
- Availability (Vulnerable)
- High
- Confidentiality (Subsequent)
- High
- Integrity (Subsequent)
- High
- Availability (Subsequent)
- High
Description
An Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in Portwell Engineering Toolkits version 4.8.2 could allow a local authenticated attacker to read and write to arbitrary memory via the Portwell Engineering Toolkits driver. Successful exploitation of this vulnerability could result in escalation of privileges or cause a denial-of-service condition.
References
ics-cert@hq.dhs.gov
https://www.cisa.gov/news-events/ics-advisories/icsa-26-062-04