High severity7.5NVD Advisory· Published Jun 18, 2021· Updated Jun 17, 2026
CVE-2021-33824
CVE-2021-33824
Description
An issue was discovered on MOXA Mgate MB3180 Version 2.1 Build 18113012. Attackers can use slowhttptest tool to send incomplete HTTP request, which could make server keep waiting for the packet to finish the connection, until its resource exhausted. Then the web server is denial-of-service.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- MOXA/Mgate MB3180description
- Range: = 2.1 Build 18113012
Patches
Vulnerability mechanics
References
2- github.com/Jian-Xian/CVE-POC/blob/master/CVE-2021-33824.mdnvdExploitThird Party Advisory
- www.moxa.com/en/products/industrial-edge-connectivity/protocol-gateways/modbus-tcp-gateways/mgate-mb3180-mb3280-mb3480-seriesnvdProductVendor Advisory
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