Vulnerability in Apple iOS And Ipados
CVE-2020-9978
This issue was addressed with improved setting propagation. This issue is fixed in macOS Big Sur 11.0.1, tvOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, watchOS 7.0, iOS 14.0 and iPadOS 14.0. An attacker in a privileged network position may be able to unexpectedly alter application state.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.005 (42.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 42.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Apple iOS And Ipados — versions unspecified
- Apple Ipados
- Apple Iphone OS
- Apple macOS — versions unspecified
- Apple Mac OS X — versions 10.14.6, 10.15.7
- Apple tvOS — versions unspecified
- Apple watchOS — versions unspecified
References
- support.apple.com/en-us/HT211843 (Vendor Advisory)
- support.apple.com/en-us/HT211850 (Vendor Advisory)
- support.apple.com/en-us/HT211844 (Vendor Advisory)
- support.apple.com/en-us/HT211931 (Vendor Advisory)
- support.apple.com/en-us/HT212011 (Vendor Advisory)
Frequently asked questions
- What is CVE-2020-9978?
- CVE-2020-9978 is a medium-severity vulnerability in Apple iOS And Ipados. CVSS score: 4.5/10. Published 2021-04-02.
- How severe is CVE-2020-9978?
- Medium severity. CVSS v3 base score is 4.5 out of 10.