CVE-2021-22705 json
Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability exists that could cause denial of service or unauthor…
published 2021-05-26 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-9840
- cvss
- 7.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 15%
- public exploits
- 0
- none known
Summary
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 Designer or EcoStruxure Machine Expert
Patch / fix
- schneider-electric vijeo_designer 6.2.11
- schneider-electric ecostruxure_machine_expert 2.0
Exploit prediction
0.25% chance of exploitation in the next 30 days, higher than 15% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P |
Affected products
- n/a Harmony HMI Products Configured by Vijeo Designer (all versions prior to V6.2 SP11 ) or EcoStruxure Machine Expert (all versions prior to V2.0)
Classification
- Weakness
-
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
-
download.schneider-electric.com
/files?p_Doc_Ref=SEVD-2021-130-02
patch, vendor-advisory
Sources
- CVE List CVE-2021-22705
- NVD CVE-2021-22705
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