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.
References
| Link | Resource |
|---|---|
| https://www.forescout.com/blog/new-critical-operational-technology-vulnerabilities-found-on-nichestack/ | Mitigation Third Party Advisory |
| https://www.hcc-embedded.com/ | Product |
| https://www.hcc-embedded.com/about/about-interniche | Product |
| https://www.kb.cert.org/vuls/id/608209 | Third Party Advisory US Government Resource |
| https://www.forescout.com/blog/new-critical-operational-technology-vulnerabilities-found-on-nichestack/ | Mitigation Third Party Advisory |
| https://www.hcc-embedded.com/ | Product |
| https://www.hcc-embedded.com/about/about-interniche | Product |
| https://www.kb.cert.org/vuls/id/608209 | Third Party Advisory US Government Resource |
Configurations
History
21 Nov 2024, 05:58
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://www.forescout.com/blog/new-critical-operational-technology-vulnerabilities-found-on-nichestack/ - Mitigation, Third Party Advisory | |
| References | () https://www.hcc-embedded.com/ - Product | |
| References | () https://www.hcc-embedded.com/about/about-interniche - Product | |
| References | () https://www.kb.cert.org/vuls/id/608209 - Third Party Advisory, US Government Resource |
Information
Published : 2021-08-19 12:15
Updated : 2024-11-21 05:58
NVD link : CVE-2021-27565
Mitre link : CVE-2021-27565
CVE.ORG link : CVE-2021-27565
JSON object : View
Products Affected
hcc-embedded
- nichestack
CWE
CWE-835
Loop with Unreachable Exit Condition ('Infinite Loop')