CVE-2020-3870
HIGHCVSS 7.8/10EPSS 1.15%
Last modified
CVE-2020-3870 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. EPSS estimates a 1.15% chance of exploitation in the next 30 days.
Description
An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. 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 | Ipados | < 13.3.1 |
| Apple | Iphone Os | < 13.3.1 |
| Apple | Mac Os X | < 10.15.3 |
| Apple | Tvos | < 13.3.1 |
| Apple | Watchos | < 6.1.2 |
References
- https://support.apple.com/HT210918Release Notes, Vendor Advisory
- https://support.apple.com/HT210919Release Notes, Vendor Advisory
- https://support.apple.com/HT210920Release Notes, Vendor Advisory
- https://support.apple.com/HT210921Release Notes, Vendor Advisory
- https://support.apple.com/HT210918Release Notes, Vendor Advisory
- https://support.apple.com/HT210919Release Notes, Vendor Advisory
- https://support.apple.com/HT210920Release Notes, Vendor Advisory
- https://support.apple.com/HT210921Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-3870?
An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. Processing a maliciously crafted image may lead to arbitrary code execution.
How severe is CVE-2020-3870?
CVE-2020-3870 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.15% probability of exploitation in the next 30 days.
How do I fix CVE-2020-3870?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2020-3870?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST