CVE-2021-42796 json
An issue was discovered in ExecuteCommand() in AVEVA Edge (formerly InduSoft Web Studio) versions R2020 and prior that allows unauthenticat…
published 2023-12-16 2 y ago modified 2026-06-17 4 mo ago also EUVD-2021-29752
- cvss
- 9.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 66%
- public exploits
- 0
- none known
Summary
An issue was discovered in ExecuteCommand() in AVEVA Edge (formerly InduSoft Web Studio) versions R2020 and prior that allows unauthenticated arbitrary commands to be executed.
Patch / fix
- aveva edge 2020
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
cisa ICSA-22-326-01 updated cvss 9.8
AVEVA Edge
-
AVEVA Software, LLC AVEVA Edge 2020 R2 SP1, R2 SP1 w/ HF 2020.2.00.40, <= R2 (formerly known as InduSoft Web Studio)affected: mitigation “AVEVA recommends organizations evaluate the impact of these vulnerabilities based on operational environment, architecture, and product implementations.” softwaresupportsp.aveva.com
From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- total
- Assessed
- 2 y ago
Exploit prediction
1.13% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Classification
- Weakness
-
- CWE-78 Improper Neutralization of Special Elements used in an OS Command
References
-
aveva.com
/en/products/edge/
product
-
cisa.gov
/news-events/ics-advisories/icsa-22-326-01
third-party-advisory, us-government-resource
Sources
- CVE List CVE-2021-42796
- NVD CVE-2021-42796
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