CVE-2020-27903 json
This issue was addressed by removing the vulnerable code.
published 5y ago modified 4mo ago also EUVD-2020-20396
- 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 67%
- public exploits
- 0
- none known
Summary
This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Big Sur 11.0.1. An application may be able to gain elevated privileges.
Patch / fix
- Apple macOS 11.0
Is CVE-2020-27903 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
1.17% chance of exploitation in the next 30 days, higher than 67% 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 macOS
References
-
support.apple.com
/en-us/HT211931
vendor-advisory
-
support.apple.com
/kb/HT212011
vendor-advisory
-
seclists.org
/fulldisclosure/2020/Dec/32
mailing-list, third-party-advisory
-
seclists.org
/fulldisclosure/2020/Dec/26
mailing-list, third-party-advisory
Sources
- CVE List CVE-2020-27903
- NVD CVE-2020-27903
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.