VulnerabilityModified
CVE-2021-30770
An attacker that has already achieved kernel code execution may be able to bypass kernel memory mitigations.
MEDIUM 5.5EPSS 0.38%
Does this matter?
Lower severity and a low EPSS score (0.38%). Track it; it rarely justifies an emergency change on its own.
Description
A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. An attacker that has already achieved kernel code execution may be able to bypass kernel memory mitigations.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 0.38% probability · 32th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-287
- Affected
- apple/iphone os · apple/tvos · apple/watchos
- Source
- product-security@apple.com
References
- https://support.apple.com/en-us/HT212601Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212604Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212605Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212601Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212604Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212605Release Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.