high7.5
CVE-2021-27565
The web server in InterNiche NicheStack through 4.0.1 allows remote attackers to cause a denial of service (infinite loop and networking outage) via an unexpec…
Impact
The web server in InterNiche NicheStack through 4.0.1 allows remote attackers to cause a denial of service (infinite loop and networking outage) via an unexpected valid HTTP request such as OPTIONS. This occurs because the HTTP request handler enters a miscoded wbs_loop() debugger hook.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Hcc-Embedded | Nichestack | through 4.0.1 |
Weakness classification
References
- NVD record
- CVE.org record
- https://www.forescout.com/blog/new-critical-operational-technology-vulnerabilities-found-on-nichestack/
- https://www.hcc-embedded.com/
- https://www.hcc-embedded.com/about/about-interniche
- https://www.kb.cert.org/vuls/id/608209
- https://www.forescout.com/blog/new-critical-operational-technology-vulnerabilities-found-on-nichestack/
- https://www.hcc-embedded.com/
- https://www.hcc-embedded.com/about/about-interniche
- https://www.kb.cert.org/vuls/id/608209