What’s Vulnerable › Vulnerabilities

CVE-2022-24942: Heap-based buffer overflow in MicriumOS HTTP Server allows potential remote code execution

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-11-15 · updated 2026-06-17
• Weakness: CWE-122

Description

Heap based buffer overflow in HTTP Server functionality in Micrium uC-HTTP 3.01.01 allows remote code execution via HTTP request.

Affected products

• Micrium: 3.01.01

References

• https://community.silabs.com/sfc/servlet.shepherd/document/download/0698Y00000KlMPOQA3?operationContext=S1
• https://github.com/SiliconLabs/gecko_sdk/blame/v4.1.1/platform/micrium_os/net/source/http/server/http_server_req.c
• https://community.silabs.com/sfc/servlet.shepherd/document/download/0698Y00000KlMPOQA3?operationContext=S1
• https://github.com/SiliconLabs/gecko_sdk/blame/v4.1.1/platform/micrium_os/net/source/http/server/http_server_req.c

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