CVE-2015-7023

Severity: medium (CVSS 5.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-10-23 · updated 2026-06-17
Weakness: CWE-17

Description

CFNetwork in Apple iOS before 9.1 and OS X before 10.11.1 does not properly consider the uppercase-versus-lowercase distinction during cookie parsing, which allows remote web servers to overwrite cookies via unspecified vectors.

Affected products

Apple Iphone Os: through 9.0.2
macOS: through 10.11.0

References

http://lists.apple.com/archives/security-announce/2015/Oct/msg00002.html
http://lists.apple.com/archives/security-announce/2015/Oct/msg00005.html
http://www.securityfocus.com/bid/77263
http://www.securitytracker.com/id/1033929
https://support.apple.com/HT205370
https://support.apple.com/HT205375
http://lists.apple.com/archives/security-announce/2015/Oct/msg00002.html
http://lists.apple.com/archives/security-announce/2015/Oct/msg00005.html
http://www.securityfocus.com/bid/77263
http://www.securitytracker.com/id/1033929
https://support.apple.com/HT205370
https://support.apple.com/HT205375

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