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CVE-2021-1797
The issue was addressed with improved permissions logic. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina,…
Medium5.5EPSS 0.86%
- Published
- Updated
- Reserved
- Assigned by
- apple
Description
The issue was addressed with improved permissions logic. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A local user may be able to read arbitrary files.
Timeline
ID reserved
By apple
- 4 months later
· 4 months later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.86% · top 41% of all CVEs (7 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
- A local user may be able to read arbitrary files
Affected products
References (7)
- https://support.apple.com/en-us/HT212147 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/en-us/HT212146 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/en-us/HT212148 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/en-us/HT212149 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/kb/HT212326 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://support.apple.com/kb/HT212327 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 20210427 APPLE-SA-2021-04-26-3 Security Update 2021-002 Catalina (opens in a new tab)mailing-listx_refsource_FULLDISCx_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-2021-1797)Record last updated .