MEDIUM 6.5 Microsoft
CVE-2025-54349
In iperf before 3.19.1, iperf_auth.c has an off-by-one error and resultant heap-based buffer overflow.
Microsoft Security Update 2025-Aug: In iperf before 3.19.1, iperf_auth.c has an off-by-one error and resultant heap-based buffer overflow.
Affected Products
- azl3 iperf3 3.17.1-3 on Azure Linux 3.0
- cbl2 iperf3 3.18-1 on CBL Mariner 2.0
- cbl2 iperf3 3.18-2 on CBL Mariner 2.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54349
- https://nvd.nist.gov/vuln/detail/CVE-2025-54349
This medium severity vulnerability with a CVSS score of 6.5 was published on 2025-08-12 via Microsoft. Affected: azl3 iperf3 3.17.1-3 on Azure Linux 3.0, cbl2 iperf3 3.18-1 on CBL Mariner 2.0, cbl2 iperf3 3.18-2 on CBL Mariner 2.0.
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