HIGH 7.5 Microsoft

CVE-2023-4408

Parsing large DNS messages may cause excessive CPU load

Microsoft Security Update 2024-Feb: Parsing large DNS messages may cause excessive CPU load

Affected Products

cbl2 bind 9.16.48-1 on CBL-Mariner 2.0
azl3 bind 9.19.21-1 on Azure Linux 3.0
cbl2 bind 9.16.48-1 on CBL Mariner 2.0
azl3 bind 9.16.44-2 on Azure Linux 3.0

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-4408
https://nvd.nist.gov/vuln/detail/CVE-2023-4408

Published: 2024-02-13 · Source: Microsoft · Feed updated: 2026-09-24

This high severity vulnerability with a CVSS score of 7.5 was published on 2024-02-13 via Microsoft. Affected: cbl2 bind 9.16.48-1 on CBL-Mariner 2.0, azl3 bind 9.19.21-1 on Azure Linux 3.0, cbl2 bind 9.16.48-1 on CBL Mariner 2.0 and 1 more.

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