CVE-2021-30877
Last modified
CVE-2021-30877 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.0.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. EPSS estimates a 0.78% chance of exploitation in the next 30 days.
Description
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.0.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. Processing a maliciously crafted AppleScript binary may result in unexpected application termination or disclosure of process memory.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Mac Os X | >= 10.15, <= 10.15.6 |
| Apple | Mac Os X | 10.15.7 |
| Apple | Macos | >= 11.0, < 11.6.1 |
| Apple | Macos | >= 12.0, < 12.0.1 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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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.
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Scan your code nowSource: NVD / NIST