Buffer overflow in Schneider Electric Triconex Tricon

CVE-2018-8872

In Schneider Electric Triconex Tricon MP model 3008 firmware versions 10.0-10.4, system calls read directly from memory addresses within the control program area without any verification. Manipulating this data could allow attacker data to be copied anywhere within memory.

Vulnerability class: Buffer Overflow

EPSS: 0.023 (81.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-8872?
CVE-2018-8872 is a high-severity vulnerability in Schneider Electric Triconex Tricon, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.1/10. Published 2018-05-04.
How severe is CVE-2018-8872?
High severity. CVSS v3 base score is 8.1 out of 10.