# CVE-2020-9859

A memory consumption issue was addressed with improved memory handling. This issue is fixed in iOS 13.5.1 and iPadOS 13.5.1, macOS Catalina 10.15.5 Supplemental Update, tvOS 13.4.6, watchOS 6.2.6. An application may be able to execute arbitrary code with kernel privileges.

- Page: https://www.vulneraibility.com/cve/CVE-2020-9859
- CVSS: 7.8
- Known exploited: yes, in CISA KEV since 2021-11-03; CISA due date 2022-05-03
- EPSS: 0.83% (percentile 58.0)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2025-01-29)
- Weakness: CWE-415
- Published: 2020-06-05

## Affected versions

- Apple iOS: affected < iOS 13.5.1 and iPadOS 13.5.1
- Apple macOS: affected < macOS Catalina 10.15.5 Supplemental Update
- Apple tvOS: affected < tvOS 13.4.6
- Apple watchOS: affected < watchOS 6.2.6

A version outside these ranges is not a statement that it is unaffected.

## References

- [other] https://support.apple.com/HT211214
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-9859

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.