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5
CVSSv2

CVE-2022-27881

Published: 25/03/2022 Updated: 12/05/2022
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
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Vulnerability Summary

engine.c in slaacd in OpenBSD 6.9 and 7.0 prior to 2022-02-21 has a buffer overflow triggerable by an IPv6 router advertisement with more than seven nameservers. NOTE: privilege separation and pledge can prevent exploitation.

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openbsd openbsd 7.0

openbsd openbsd 6.9

References

CWE-120https://blog.quarkslab.com/heap-overflow-in-openbsds-slaacd-via-router-advertisement.htmlhttps://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/030_slaacd.patch.sighttps://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/014_slaacd.patch.sighttps://security.netapp.com/advisory/ntap-20220506-0005/https://nvd.nist.gov
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-4671unauthorizedCVE-2024-4776CVE-2024-3407CVE-2024-26026CVE-2024-32888wirelessCVE-2024-4656template injection
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