CVE-2020-3896
This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Catalina...
This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Catalina 10.15.4, Security Update 2020-002 Mojave, Security Update 2020-002 High Sierra. A malicious application may be able to overwrite arbitrary files.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Catalina 10.15.4, Security Update 2020-002 Mojave, Security Update 2020-002 High Sierra. A malicious application may be able to overwrite arbitrary files.
- Record
CVE-2020-3896- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Updated
- 2026-11-02
CVE List No score
This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Catalina 10.15.4, Security Update 2020-002 Mojave, Security Update 2020-002 High Sierra. A malicious application may be able to overwrite arbitrary files.
- Record
CVE-2020-3896- Updated
- 2026-11-02
EUVDEUVD-2020-25161 No score
This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Catalina 10.15.4, Security Update 2020-002 Mojave, Security Update 2020-002 High Sierra. A malicious application may be able to overwrite arbitrary files.
- Record
EUVD-2020-25161- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rgrg-p9fr-gcr5 No score
This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Catalina...
This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Catalina 10.15.4, Security Update 2020-002 Mojave, Security Update 2020-002 High Sierra. A malicious application may be able to overwrite arbitrary files.
- Record
GHSA-rgrg-p9fr-gcr5- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-3896 is a medium vulnerability (CVSS 5.5) in Apple Macos, published December 23, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.57%, the 47th percentile. No source names a fixed version.