CVE-2024-27099
CVE-2024-27099 is a critical-severity vulnerability in Microsoft Azure Uamqp with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-415.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 1% (72nd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-24351
- Weakness: CWE-415
- Affected product: Microsoft Azure Uamqp
- Published:
- Last modified:
Description
The uAMQP is a C library for AMQP 1.0 communication to Azure Cloud Services. When processing an incorrect `AMQP_VALUE` failed state, may cause a double free problem. This may cause a RCE. Update submodule with commit 2ca42b6e4e098af2d17e487814a91d05f6ae4987.
Frequently asked questions
- What is CVE-2024-27099?
- The uAMQP is a C library for AMQP 1.0 communication to Azure Cloud Services. When processing an incorrect `AMQP_VALUE` failed state, may cause a double free problem. This may cause a RCE. Update submodule with commit 2ca42b6e4e098af2d17e487814a91d05f6ae4987.
- How severe is CVE-2024-27099?
- CVE-2024-27099 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2024-27099 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2024-27099?
- CVE-2024-27099 affects Microsoft Azure Uamqp. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2024-27099?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- Does CVE-2024-27099 have an EU (EUVD) identifier?
- Yes. CVE-2024-27099 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-24351.
- When was CVE-2024-27099 published?
- CVE-2024-27099 was published on 2024-02-27 and last updated on 2026-06-17.
References
- https://github.com/Azure/azure-uamqp-c/commit/2ca42b6e4e098af2d17e487814a91d05f6ae4987
- https://github.com/Azure/azure-uamqp-c/security/advisories/GHSA-6rh4-fj44-v4jj
Affected products (1)
- cpe:2.3:a:microsoft:azure_uamqp:*:*:*:*:*:*:*:*
More vulnerabilities in Microsoft Azure Uamqp
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