CVE-2015-7023

Name: CVE-2015-7023
Creator: NVD / NIST
Published: 2015-10-23T21:59:55.66+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.63%

Last modified Jun 17, 2026

CVE-2015-7023 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.63% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

1.63%

73.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-17

Affected Software

Vendor	Product	Versions
Apple	Mac Os X	<= 10.11.0
Apple	Iphone Os	<= 9.0.2

References

http://lists.apple.com/archives/security-announce/2015/Oct/msg00002.htmlVendor Advisory
http://lists.apple.com/archives/security-announce/2015/Oct/msg00005.htmlVendor Advisory
http://www.securityfocus.com/bid/77263
http://www.securitytracker.com/id/1033929
https://support.apple.com/HT205370Vendor Advisory
https://support.apple.com/HT205375Vendor Advisory
http://lists.apple.com/archives/security-announce/2015/Oct/msg00002.htmlVendor Advisory
http://lists.apple.com/archives/security-announce/2015/Oct/msg00005.htmlVendor Advisory
http://www.securityfocus.com/bid/77263
http://www.securitytracker.com/id/1033929
https://support.apple.com/HT205370Vendor Advisory
https://support.apple.com/HT205375Vendor Advisory

Timeline

Published: Oct 23, 2015
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-7023?

How severe is CVE-2015-7023?

Severity scoring for CVE-2015-7023 is pending analysis. The EPSS model estimates a 1.63% probability of exploitation in the next 30 days.

How do I fix CVE-2015-7023?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-7023?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST