VulnerabilityModified
CVE-2021-30823
An attacker in a privileged network position may be able to bypass HSTS.
MEDIUM 6.5EPSS 2.23%
Does this matter?
Lower severity and a low EPSS score (2.23%). Track it; it rarely justifies an emergency change on its own.
Description
A logic issue was addressed with improved restrictions. This issue is fixed in macOS Monterey 12.0.1, iOS 14.8 and iPadOS 14.8, tvOS 15, Safari 15, watchOS 8. An attacker in a privileged network position may be able to bypass HSTS.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 2.23% probability · 82th percentile
- CISA KEV
- Not listed
- Affected
- apple/safari · apple/ipados · apple/iphone os · apple/macos · apple/tvos · apple/watchos
- Source
- product-security@apple.com
References
- http://www.openwall.com/lists/oss-security/2021/12/20/6Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT212807Vendor Advisory
- https://support.apple.com/en-us/HT212815Vendor Advisory
- https://support.apple.com/en-us/HT212816Vendor Advisory
- https://support.apple.com/en-us/HT212819Vendor Advisory
- https://support.apple.com/en-us/HT212869Vendor Advisory
- https://support.apple.com/kb/HT212953Vendor Advisory
- http://www.openwall.com/lists/oss-security/2021/12/20/6Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT212807Vendor Advisory
- https://support.apple.com/en-us/HT212815Vendor Advisory
- https://support.apple.com/en-us/HT212816Vendor Advisory
- https://support.apple.com/en-us/HT212819Vendor Advisory
- https://support.apple.com/en-us/HT212869Vendor Advisory
- https://support.apple.com/kb/HT212953Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.