Vulnerability in Apple macOS
CVE-2020-9817
A permissions issue existed. This issue was addressed with improved permission validation. This issue is fixed in macOS Catalina 10.15.5. A malicious application may be able to gain root privileges.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.011 (63.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 63.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Apple macOS — versions unspecified
- Apple Mac OS X — versions 10.13.6, 10.14.6
Weakness classification (CWE)
Public proof-of-concept exploits
References
- support.apple.com/HT211170 (Release Notes, Vendor Advisory)
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-anyconne… (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-9817?
- CVE-2020-9817 is a high-severity vulnerability in Apple macOS, classified under Incorrect Default Permissions. CVSS score: 7.8/10. Published 2020-06-09.
- How severe is CVE-2020-9817?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2020-9817 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.