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7.5
CVSSv2

CVE-2021-45954

Published: 01/01/2022 Updated: 11/04/2024
CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10
CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9
VMScore: 668
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
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Vulnerability Summary

Dnsmasq 2.86 has a heap-based buffer overflow in extract_name (called from answer_auth and FuzzAuth). NOTE: the vendor's position is that CVE-2021-45951 through CVE-2021-45957 "do not represent real vulnerabilities, to the best of our knowledge.

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thekelleys dnsmasq 2.86

References

CWE-787https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35861https://github.com/google/oss-fuzz-vulns/blob/main/vulns/dnsmasq/OSV-2021-931.yamlhttps://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016164.htmlhttps://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016162.htmlhttps://nvd.nist.gov
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-3661open redirectCVE-2024-25512CVE-2024-33788command injectionSSTICVE-2024-0043CVE-2024-29210CVE-2024-25510
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