CVE-2021-42797 — HIGH (7.5)

Q: How severe is CVE-2021-42797?

CVE-2021-42797 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-42797?

Check the references section above for vendor advisories and patch information. Affected products include: Aveva Edge.

Vulnerability Description

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.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Aveva	Edge	< 2020

Related Weaknesses (CWE)

CWE-22

References

https://www.aveva.com/en/products/edge/Product
https://www.cisa.gov/news-events/ics-advisories/icsa-22-326-01Third Party AdvisoryUS Government Resource
https://www.aveva.com/en/products/edge/Product
https://www.cisa.gov/news-events/ics-advisories/icsa-22-326-01Third Party AdvisoryUS Government Resource

FAQ

What is CVE-2021-42797?

CVE-2021-42797 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 a...

How severe is CVE-2021-42797?

CVE-2021-42797 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-42797?

Check the references section above for vendor advisories and patch information. Affected products include: Aveva Edge.