PT-2023-4089

CVE-2023-3326

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Published

2023-06-21

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Updated

2025-12-25

Description by

CVSS 2.0
10
Critical
MetricsAV:N/AC:L/Au:N/C:C/I:C/A:C
Name of the Vulnerable Software and Affected Versions pam krb5 (affected versions not specified)
Description The issue is related to the incorrect implementation of the authentication algorithm in the pam krb5 module. This allows an attacker to gain unauthorized access to the system by controlling the password and Kerberos KDC responses, returning a valid ticket-granting ticket (tgt) and enabling authentication for any user on the system. The vulnerability is particularly relevant in non-default FreeBSD installations that use pam krb5 for authentication without a provisioned keytab.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Impacts
Researchers
Vendors
Affected products
Related identifiers
FREEBSD-SA-23_04
FREEBSD-SA-23_09
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