Vulnerability Description
An issue was discovered in AVEVA Edge (formerly InduSoft Web Studio) versions R2020 and prior. The application allows a client to provide a malicious connection string that could allow an adversary to port scan the LAN, depending on the hosts' responses.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Aveva | Edge | < 2020 |
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.exploit-db.com/docs/english/17254-connection-string-parameter-pollutExploitThird Party AdvisoryVDB Entry
- 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.exploit-db.com/docs/english/17254-connection-string-parameter-pollutExploitThird Party AdvisoryVDB Entry
FAQ
What is CVE-2021-42794?
CVE-2021-42794 is a vulnerability with a CVSS score of 5.3 (MEDIUM). An issue was discovered in AVEVA Edge (formerly InduSoft Web Studio) versions R2020 and prior. The application allows a client to provide a malicious connection string that could allow an adversary to...
How severe is CVE-2021-42794?
CVE-2021-42794 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-42794?
Check the references section above for vendor advisories and patch information. Affected products include: Aveva Edge.