vulnerability
OS X update for Kerberos v5 PAM module (CVE-2016-4745)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:P/I:N/A:N) | Sep 25, 2016 | Nov 11, 2016 | Aug 13, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:N)
Published
Sep 25, 2016
Added
Nov 11, 2016
Modified
Aug 13, 2025
Description
The Kerberos 5 (aka krb5) PAM module in Apple OS X before 10.12 does not use constant-time operations for determining username validity, which makes it easier for remote attackers to enumerate user accounts via a timing side-channel attack.
Solution
apple-osx-upgrade-10_12
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