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CVE-2020-3853
A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina…
High7.8EPSS 1.3%
- Published
- Updated
- Reserved
- Assigned by
- apple
Description
A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. A malicious application may be able to execute arbitrary code with system privileges.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.3% · top 29% of all CVEs (6 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
- A malicious application may be able to execute arbitrary code with system privileges
- CWE-843 (opens in a new tab)All about CWE-843 and its CVEs
Affected products
References (4)
- https://support.apple.com/HT210919 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/HT210918 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/HT210921 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/HT210920 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2020-3853)Record last updated .