CVE-2015-5851

no score yetEPSS 0.4%

The convenience initializer in the Multipeer Connectivity component in Apple iOS before 9 does not require an encrypted session, which allows local users to obtain cleartext multipeer data via an encrypted-to-unencrypted downgrade attack.

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 29% of CVEs (scores of 2026-10-31)
CWE: CWE-200
Published: 2015-09-18
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

apple:iphone_os
apple:mac_os_x

References

http://lists.apple.com/archives/security-announce/2015/Sep/msg00001.html
http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html
http://www.securityfocus.com/bid/76764
http://www.securitytracker.com/id/1033609
https://support.apple.com/HT205212

Check your stack JSON