VulnerabilityModified
CVE-2020-3851
A use after free issue was addressed with improved memory management.
HIGH 7.8EPSS 0.78%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.78%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Catalina 10.15.4, Security Update 2020-002 Mojave, Security Update 2020-002 High Sierra, macOS Catalina 10.15.3, Security Update 2020-001 Mojave, Security Update 2020-001 High Sierra. An application may be able to gain elevated 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
- 0.78% probability · 54th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- apple/mac os x
- Source
- product-security@apple.com
References
- https://support.apple.com/en-us/HT210919Vendor Advisory
- https://support.apple.com/en-us/HT211100Vendor Advisory
- https://support.apple.com/en-us/HT210919Vendor Advisory
- https://support.apple.com/en-us/HT211100Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.