CVE-2020-9981 json
A use after free issue was addressed with improved memory management.
published 5y ago modified 4mo ago also EUVD-2020-30760
- cvss
- 7.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.4%
- EPSS 1.4% chance of exploitation in 30 days, percentile 72%
- public exploits
- 0
- none known
Summary
A use after free issue was addressed with improved memory management. This issue is fixed in watchOS 7.0, iOS 14.0 and iPadOS 14.0, iTunes for Windows 12.10.9, iCloud for Windows 11.5, tvOS 14.0, macOS Catalina 10.15.7, Security Update 2020-005 High Sierra, Security Update 2020-005 Mojave. Processing a maliciously crafted file may lead to arbitrary code execution.
Patch / fix
- Apple tvOS 14.0
- Apple watchOS 7.0
- Apple macOS 10.15, 11.5, 12.10, 14.0
Is CVE-2020-9981 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
1.41% chance of exploitation in the next 30 days, higher than 72% of all scored CVEs (FIRST EPSS, 2026-11-09).
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 tvOS
- Apple watchOS
- Apple macOS
Classification
- Weakness
-
- CWE-416 Use After Free
References
-
support.apple.com
/en-us/HT211849
vendor-advisory
-
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/HT211935
vendor-advisory
-
support.apple.com
/en-us/HT211952
vendor-advisory
Sources
- CVE List CVE-2020-9981
- NVD CVE-2020-9981
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.