VulnerabilityModified
CVE-2020-27904
A logic issue existed resulting in memory corruption.
HIGH 7.8EPSS 3.14%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.14%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A logic issue existed resulting in memory corruption. This was addressed with improved state management. This issue is fixed in macOS Big Sur 11.0.1. An application may be able to execute arbitrary code with kernel privileges.
- 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
- 3.14% probability · 87th percentile
- CISA KEV
- Not listed
- Affected
- apple/macos
- Source
- product-security@apple.com
References
- http://seclists.org/fulldisclosure/2020/Dec/32Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Feb/14Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT211931Vendor Advisory
- https://support.apple.com/kb/HT212147Vendor Advisory
- http://seclists.org/fulldisclosure/2020/Dec/32Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Feb/14Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT211931Vendor Advisory
- https://support.apple.com/kb/HT212147Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.