Path Traversal in Apple iOS
CVE-2020-9920
A path handling issue was addressed with improved validation. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, watchOS 6.2.8. A malicious mail server may overwrite arbitrary mail files.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.
EPSS exploit prediction
EPSS: 0.019 (78.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 78.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000
Affected products
- Apple iOS — versions unspecified
- Apple Ipados
- Apple Iphone OS
- Apple macOS — versions unspecified
- Apple Mac OS X
- Apple watchOS — versions unspecified
Weakness classification (CWE)
References
- support.apple.com/kb/HT211289 (Vendor Advisory)
- support.apple.com/kb/HT211288 (Vendor Advisory)
- support.apple.com/kb/HT211291 (Vendor Advisory)
Frequently asked questions
- What is CVE-2020-9920?
- CVE-2020-9920 is a critical-severity vulnerability in Apple iOS, classified under Path Traversal. CVSS score: 9.1/10. Published 2020-10-22.
- How severe is CVE-2020-9920?
- Critical severity. CVSS v3 base score is 9.1 out of 10.