Vulnerability details

CVE-2025-55080

Eclipse Foundation ThreadX

Improper Parameter Check in ThreadX Syscall Implementation

CVSS 4.0

7.2High

Official description

In Eclipse ThreadX before 6.4.3, when memory protection is enabled, syscall parameters verification wasn't enough, allowing an attacker to obtain an arbitrary memory read/write.

CVSS scores

Score	Version	Source	Vector
7.2High	4.0	CVEProject cvelistV5 (CNA) (eclipse)	`CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N`

Affected products

Vendor	Product	Versions	Source
Eclipse Foundation	ThreadX	v < 6.4.3	CVEProject cvelistV5 (CNA)

References and advisories

https://github.com/eclipse-threadx/threadx/security/advisories/GHSA-76hh-wrj5-hr2v vendor-advisory

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Details

Published: 2025-10-15
Last updated: 2025-10-15
State: Published
Assigner (CNA): eclipse

Exploit prediction (EPSS)

0.14%

Probability of exploitation in 30 days

3.4%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: None
Technical impact: Total

Weaknesses (CWE)

CWE-233
Improper Handling of Parameters