Buffer overflow in Schneider-electric Ecostruxure_machine_expert
CVE-2021-22705
Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability exists that could cause denial of service or unauthorized access to system information when interacting directly with a driver installed by Vijeo Designe…
Vulnerability class: Buffer Overflow
EPSS: 0.002 (15.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Schneider-electric Ecostruxure_machine_expert
- Schneider-electric Harmony_gk
- Schneider-electric Harmony_gto
- Schneider-electric Harmony_gtu
- Schneider-electric Harmony_gtux
- Schneider-electric Harmony_hmiscu
- Schneider-electric Harmony_sto
- Schneider-electric Harmony_stu
- Schneider-electric Vijeo_designer
- N/a Harmony Hmi Products Configured By Vijeo Designer (All Versions Prior To V6.2 Sp11 ) Or Ecostruxure Machine Expert V2.0) — versions Harmony HMI Products Configured by Vijeo Designer (all versions prior to V6.2 SP11 ) or EcoStruxure Machine Expert (all versions prior to V2.0)
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cybersecurity@se.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-22705?
- CVE-2021-22705 is a high-severity vulnerability in Schneider-electric Ecostruxure_machine_expert, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2021-05-26.
- How severe is CVE-2021-22705?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2021-22705 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.