CVE-2016-4745

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.

CVSS v3 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html	Mailing List Vendor Advisory
http://www.securityfocus.com/bid/93055
http://www.securitytracker.com/id/1036858
https://support.apple.com/HT207170	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2016-09-25 10:59

Updated : 2023-12-10 11:46

NVD link : CVE-2016-4745

Mitre link : CVE-2016-4745

CVE.ORG link : CVE-2016-4745

JSON object : View

Products Affected

apple

mac_os_x

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

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