01 Record
CVE-2020-9863
A memory initialization issue was addressed with improved memory handling. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8. An application may be
UnratedPUBLISHEDCNA: apple
CNA base scoreUnratedNo CNA CVSS vector
02 Description
A memory initialization issue was addressed with improved memory handling. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8. An application may be
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 1.36% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 71.5% of scored records. A rank, not a probability.
- NVD base score
- 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2020-10-22 17:54Z6 YR AGO
- Last updated
- 2024-08-04 10:43Z2 YR AGO
- Reserved
- 2020-03-02
- Assigning CNA
- apple
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-665Improper InitializationClass
- Data version
- 5.1
- Document digest
- c8422286f6cc65a3c278c08a38fbc68bcf1bd37ae00082eaabb06b6a3495a2ef
05 Affected products
06 References
- support.apple.comhttps://support.apple.com/kb/HT211289
- support.apple.comhttps://support.apple.com/kb/HT211288
- support.apple.comhttps://support.apple.com/kb/HT211290
- support.apple.comhttps://support.apple.com/kb/HT211291