VulnerabilityModified
CVE-2021-30826
A logic issue was addressed with improved state management.
HIGH 7.5EPSS 1.26%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A logic issue was addressed with improved state management. This issue is fixed in iOS 15 and iPadOS 15. In certain situations, the baseband would fail to enable integrity and ciphering protection.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 1.26% probability · 68th percentile
- CISA KEV
- Not listed
- Affected
- apple/ipados · apple/iphone os
- Source
- product-security@apple.com
References
- http://seclists.org/fulldisclosure/2021/Oct/61Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT212814Release Notes, Vendor Advisory
- https://support.apple.com/kb/HT212807Release Notes, Vendor Advisory
- http://seclists.org/fulldisclosure/2021/Oct/61Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT212814Release Notes, Vendor Advisory
- https://support.apple.com/kb/HT212807Release Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.