7.5

CVE-2022-27881

Exploit
engine.c in slaacd in OpenBSD 6.9 and 7.0 before 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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Openbsd ≫ Openbsd Version6.9
Openbsd ≫ Openbsd Version7.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.87% 0.766
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.

https://blog.quarkslab.com/heap-overflow-in-openbsds-slaacd-via-router-advertisement.html
Patch
Third Party Advisory
Exploit
https://ftp.openbsd.org/pub/OpenBSD/patches/6.9/common/030_slaacd.patch.sig
Patch
Vendor Advisory
Release Notes
https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/014_slaacd.patch.sig
Patch
Vendor Advisory
Release Notes
https://security.netapp.com/advisory/ntap-20220506-0005/
Third Party Advisory