CVE-2015-5824

watchOS - Certificate Validation Bypass in CFNetwork SSL

Title source: llm
STIX 2.1

Description

The NSURL implementation in the CFNetwork SSL component in Apple iOS before 9 does not properly verify X.509 certificates from SSL servers after a certificate change, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.

References (8)

Core 8
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1033609
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT205212
Mailing List vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/76764
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT205267
Mailing List vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2015/Sep/msg00005.html
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT205213
Vendor Advisory vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2015/Sep/msg00001.html

Scores

EPSS 0.0038
EPSS Percentile 30.5%

Details

CWE
CWE-310
Status published
Products (3)
apple/iphone_os < 8.4.1
apple/mac_os_x < 10.10.5
apple/watchos 1.0
Published Sep 18, 2015
Tracked Since Feb 18, 2026