CVEs / CVE-2021-30883
CVE-2021-30883: Apple Multiple Products Memory Corruption Vulnerability
- Known exploited in the CISA KEV catalog since 23 May 2022
- high 7.8 CVSS 3.1 (NVD)
- EPSS 14.7% chance of exploitation in the next 30 days, higher than 96% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
Apple iOS, macOS, watchOS, and tvOS contain a memory corruption vulnerability that could allow for remote code execution.
Description
A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 15.0.2 and iPadOS 15.0.2, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1, macOS Big Sur 11.6.1. An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited..
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| Apple iOS and iPadOS | from unspecified, before 15.0 | 15.0 |
| Apple iOS and iPadOS | from unspecified, before 14.8 | 14.8 |
| Apple macOS | from unspecified, before 12.0 | 12.0 |
| Apple macOS | from unspecified, before 11.6 | 11.6 |
| Apple macOS | from unspecified, before 8.1 | 8.1 |
| Apple macOS | from unspecified, before 15.1 | 15.1 |
Exploitation
| In CISA KEV since | 23 May 2022 |
|---|---|
| Due date for US federal agencies | 13 Jun 2022 |
| Used in ransomware campaigns | Unknown |
| Required action | Apply updates per vendor instructions. |
Severity
| CVSS 3.1 | 7.8 highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HScored by NVD |
|---|---|
| Weakness | CWE-787 |
References
- CVE-2021-30883 on NVD
- CVE-2021-30883 in the CISA KEV catalog
- https://support.apple.com/en-us/HT212846 Vendor Advisory
- https://support.apple.com/en-us/HT212868 Vendor Advisory
- https://support.apple.com/en-us/HT212869 Vendor Advisory
- https://support.apple.com/en-us/HT212872 Vendor Advisory
- https://support.apple.com/en-us/HT212874 Vendor Advisory
- https://support.apple.com/en-us/HT212876 Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30883 US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.