CVE-2020-9879
Last modified
CVE-2020-9879 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. EPSS estimates a 1.24% chance of exploitation in the next 30 days.
Description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. Processing a maliciously crafted image may lead to arbitrary code execution.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Icloud | < 7.20 |
| Apple | Icloud | >= 10.0, < 11.3 |
| Apple | Itunes | < 12.10.8 |
| Apple | Ipados | < 13.6 |
| Apple | Iphone Os | < 13.6 |
| Apple | Mac Os X | < 10.15.6 |
| Apple | Tvos | < 13.4.8 |
| Apple | Watchos | < 6.2.8 |
References
- https://support.apple.com/kb/HT211288Vendor Advisory
- https://support.apple.com/kb/HT211289Vendor Advisory
- https://support.apple.com/kb/HT211290Vendor Advisory
- https://support.apple.com/kb/HT211291Vendor Advisory
- https://support.apple.com/kb/HT211293Vendor Advisory
- https://support.apple.com/kb/HT211294Vendor Advisory
- https://support.apple.com/kb/HT211295Vendor Advisory
- https://support.apple.com/kb/HT211288Vendor Advisory
- https://support.apple.com/kb/HT211289Vendor Advisory
- https://support.apple.com/kb/HT211290Vendor Advisory
- https://support.apple.com/kb/HT211291Vendor Advisory
- https://support.apple.com/kb/HT211293Vendor Advisory
- https://support.apple.com/kb/HT211294Vendor Advisory
- https://support.apple.com/kb/HT211295Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-9879?
How severe is CVE-2020-9879?
How do I fix CVE-2020-9879?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2020
- CVE-2020-9873An out-of-bounds read was addressed with improved input vali…7.8
- CVE-2020-9874An out-of-bounds write issue was addressed with improved bou…7.8
- CVE-2020-9875An integer overflow was addressed through improved input val…7.8
- CVE-2020-9876An out-of-bounds write issue was addressed with improved bou…7.8
- CVE-2020-9877An out-of-bounds read was addressed with improved bounds che…7.8
- CVE-2020-9878A buffer overflow issue was addressed with improved memory h…7.8
- CVE-2020-9880A buffer overflow was addressed with improved bounds checkin…7.8
- CVE-2020-9881A buffer overflow issue was addressed with improved memory h…7.8
- CVE-2020-9882A buffer overflow issue was addressed with improved memory h…7.8
- CVE-2020-9883A buffer overflow issue was addressed with improved memory h…7.8
- CVE-2020-9884An out-of-bounds write issue was addressed with improved bou…7.8
- CVE-2020-9885An issue existed in the handling of iMessage tapbacks. The i…5.5
Are you affected by CVE-2020-9879?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST