What’s Vulnerable › Vulnerabilities

CVE-2024-21646: Azure IoT Platform Device SDK Remote Code Execution Vulnerability

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 5.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-01-09 · updated 2026-06-17
• Weakness: CWE-94

Description

Azure uAMQP is a general purpose C library for AMQP 1.0. The UAMQP library is used by several clients to implement AMQP protocol communication. When clients using this library receive a crafted binary type data, an integer overflow or wraparound or memory safety issue can occur and may cause remote code execution. This vulnerability has been patched in release 2024-01-01.

Affected products

• azure-uamqp-c: before 2024-01-01 — fixed in 2024-01-01
• azure-uamqp-c: before 2024-01-01

How to fix

Upgrade to a fixed version: azure-uamqp-c 2024-01-01. Check the vendor advisory for mitigations.

References

• https://github.com/Azure/azure-uamqp-c/commit/12ddb3a31a5a97f55b06fa5d74c59a1d84ad78fe
• https://github.com/Azure/azure-uamqp-c/security/advisories/GHSA-j29m-p99g-7hpv
• https://github.com/Azure/azure-uamqp-c/commit/12ddb3a31a5a97f55b06fa5d74c59a1d84ad78fe
• https://github.com/Azure/azure-uamqp-c/security/advisories/GHSA-j29m-p99g-7hpv

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