CVE-2015-5900

Severity: high (CVSS 7.1 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: 2015-10-09 · updated 2026-06-17
Weakness: CWE-254

Description

The protected range register in the EFI component in Apple OS X before 10.11 has an incorrect value, which allows attackers to cause a denial of service (boot failure) via a crafted app that writes to an unintended address.

Affected products

macOS: through 10.10.5

References

http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html
http://www.securitytracker.com/id/1033703
https://support.apple.com/HT205267
http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html
http://www.securitytracker.com/id/1033703
https://support.apple.com/HT205267

Get alerted when CVE-2015-5900 or the next vulnerability affects your stack