CVE-2016-4745
N/A
Published: September 25, 2016 at 10:00 AM UTC
Updated: June 17, 2026 at 12:48 AM UTC
1 product affected across 1 vendormacOS
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Severity
N/A
Exploit prediction
EPSS 2%
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.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (4)
Vendor Advisoryx_refsource_APPLEMailing List
Source: [email protected]
http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.htmlx_refsource_MISCVDB Entryx_refsource_BID
Source: [email protected]
http://www.securityfocus.com/bid/93055x_refsource_MISCVDB Entryx_refsource_SECTRACK
Source: [email protected]
http://www.securitytracker.com/id/1036858Quick Info
StatusMODIFIED
CWE
CWE-200
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