Critical severity · published Jan 9, 2024
CVE-2024-21646
Azure IoT Platform Device SDK Remote Code Execution Vulnerability
9.8
CVSS
5.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)5.1% · higher than 92% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AZ
azure-uamqp-c · Azure
< 2024-01-01 · source: vendor
AU
Azure Uamqp · Microsoft
before 2024-01-01 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-21646
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-21646
Patch
https://github.com/Azure/azure-uamqp-c/commit/12ddb3a31a5a97f55b06fa5d74c59a1d84ad78fe
Vendor Advisory
https://github.com/Azure/azure-uamqp-c/security/advisories/GHSA-j29m-p99g-7hpv
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