VulnerabilityModified
CVE-2020-9999
A memory corruption issue was addressed with improved state management.
HIGH 7.8EPSS 7.96%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (7.96%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.0.1, iTunes for Windows 12.10.9. Processing a maliciously crafted text file may lead to arbitrary code execution.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 7.96% probability · 94th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- apple/icloud · apple/itunes · apple/ipados · apple/iphone os · apple/mac os x · apple/tvos · apple/watchos
- Source
- product-security@apple.com
References
- http://seclists.org/fulldisclosure/2020/Dec/32Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT211931Vendor Advisory
- https://support.apple.com/en-us/HT211952Vendor Advisory
- https://support.apple.com/kb/HT211843Vendor Advisory
- https://support.apple.com/kb/HT211844Vendor Advisory
- https://support.apple.com/kb/HT211850Vendor Advisory
- https://support.apple.com/kb/HT211935Vendor Advisory
- http://seclists.org/fulldisclosure/2020/Dec/32Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT211931Vendor Advisory
- https://support.apple.com/en-us/HT211952Vendor Advisory
- https://support.apple.com/kb/HT211843Vendor Advisory
- https://support.apple.com/kb/HT211844Vendor Advisory
- https://support.apple.com/kb/HT211850Vendor Advisory
- https://support.apple.com/kb/HT211935Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.