TI-2021-18993 Aliases CVE-2021-42797 GHSA-4wwr-56pj-4v9h

Path traversal vulnerability in AVEVA Edge (formerly InduSoft Web Studio) versions R2020…

LOW 35CWE-22Published 2023-12-16 · Updated 2024-08-04

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Information disclosure
Confidentiality · integrity · availability: High · None · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-22 and the CVSS impact.

Summary

Path traversal vulnerability in AVEVA Edge (formerly InduSoft Web Studio) versions R2020 and prior allows an unauthenticated user to steal the Windows access token of the user account configured for accessing external DB resources.

Why it matters now

EPSS 0.01 63rd percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 4

CPE	Versions	Role	Vendor
cpe:2.3:a:aveva:edge::::::::	before 2020	Vulnerable	AVEVA
cpe:2.3:a:aveva:edge:2020:-::::::	2020	Vulnerable	AVEVA
cpe:2.3:a:aveva:edge:2020:r2:-:::::*	2020 r2	Vulnerable	AVEVA
cpe:2.3:a:aveva:edge:2020:r2:sp1:::::*	2020 r2	Vulnerable	AVEVA

cpe:2.3:a:aveva:edge:*:*:*:*:*:*:*:* Versions before 2020 Vulnerable ·AVEVA
cpe:2.3:a:aveva:edge:2020:-:*:*:*:*:*:* Versions 2020 Vulnerable ·AVEVA
cpe:2.3:a:aveva:edge:2020:r2:-:*:*:*:*:* Versions 2020 r2 Vulnerable ·AVEVA
cpe:2.3:a:aveva:edge:2020:r2:sp1:*:*:*:*:* Versions 2020 r2 Vulnerable ·AVEVA

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2021-42797
2026-10-03 Alias added: GHSA-4wwr-56pj-4v9h

References

Advisory 1

https://www.cisa.gov/news-events/ics-advisories/icsa-22-326-01

Other 1

https://www.aveva.com/en/products/edge/

TI-2021-18992 An issue was discovered in ExecuteCommand() in AVEVA Edge (formerly InduSoft Web Studio)… CVSS 3.1CRITICAL 9.8
TI-2018-12746 InduSoft Web Studio versions prior to 8.1 SP2, and InTouch Edge HMI (formerly InTouch… CVSS 3.1CRITICAL 9.8
TI-2018-12748 Stack-based buffer overflow in InduSoft Web Studio, and InTouch Edge HMI CVSS 3.1CRITICAL 9.8
TI-2023-16745 AVEVA Operations Control Logger Execution with Unnecessary Privileges CVSS 3.1HIGH 7.8
TI-2023-17471 AVEVA Operations Control Logger External Control of File Name or Path CVSS 3.1HIGH 7.1
TI-2021-18991 An issue was discovered in AVEVA Edge (formerly InduSoft Web Studio) versions R2020 and… CVSS 3.1MEDIUM 5.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences