CVE-2020-9841 json
An integer overflow was addressed through improved input validation.
published 2020-06-09 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-30620
- cvss
- 7.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.2%
- EPSS 1.2% chance of exploitation in 30 days, percentile 68%
- public exploits
- 0
- none known
Summary
An integer overflow was addressed through improved input validation. This issue is fixed in macOS Catalina 10.15.5. An application may be able to execute arbitrary code with kernel privileges.
Patch / fix
- Apple macOS macOS Catalina 10.15.5
Exploit prediction
1.19% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
Affected products
- Apple macOS
Classification
- Weakness
-
- CWE-190 Integer Overflow or Wraparound
References
-
support.apple.com
/HT211170
vendor-advisory
Sources
- CVE List CVE-2020-9841
- NVD CVE-2020-9841
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