VulnerabilityModified
CVE-2021-30889
A buffer overflow issue was addressed with improved memory handling.
HIGH 8.8EPSS 1.93%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.93%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to arbitrary code execution.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 1.93% probability · 79th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-120
- Affected
- apple/ipados · apple/iphone os · apple/macos · apple/tvos · apple/watchos
- Source
- product-security@apple.com
References
- http://www.openwall.com/lists/oss-security/2021/12/20/6
- https://support.apple.com/en-us/HT212867
- https://support.apple.com/en-us/HT212869
- https://support.apple.com/en-us/HT212874
- https://support.apple.com/en-us/HT212876
- http://www.openwall.com/lists/oss-security/2021/12/20/6
- https://support.apple.com/en-us/HT212867
- https://support.apple.com/en-us/HT212869
- https://support.apple.com/en-us/HT212874
- https://support.apple.com/en-us/HT212876
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.