RCE in Azure Azure-uamqp-c
CVE-2024-21646
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 wra…
Vulnerability class: RCE (Remote Code Execution)
EPSS: 0.051 (91.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Azure Azure-uamqp-c — versions < 2024-01-01
- Microsoft Azure_uamqp
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2024-21646?
- CVE-2024-21646 is a critical-severity vulnerability in Azure Azure-uamqp-c, classified under Code Injection. CVSS score: 9.8/10. Published 2024-01-09.
- How severe is CVE-2024-21646?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2024-21646 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.