CVE-2024-27876: Unpacking a maliciously crafted archive may allow an attacker to write arbitrary files in Apple iOS and iPadOS
CVE-2024-27876 is a high-severity vulnerability in Apple iOS and iPadOS where unpacking a maliciously crafted archive may allow an attacker to write arbitrary files due to a race condition. This issue affects multiple Apple operating systems and has been addressed with improved locking mechanisms. The vulnerability is fixed in iOS 17. 7, iPadOS 17. 7, iOS 18, iPadOS 18, and several macOS versions including Sequoia 15, Sonoma 14. 7, and Ventura 13. 7, as well as visionOS 2. The vulnerability has a CVSS score of 8. 1, indicating a high impact on confidentiality and integrity, but no known exploits are reported in the wild at this time.
AI Analysis
Technical Summary
CVE-2024-27876 is a race condition vulnerability in Apple iOS and iPadOS that occurs when unpacking specially crafted archive files. This flaw could allow an attacker to write arbitrary files to the system, potentially compromising confidentiality and integrity. Apple addressed this issue by improving locking mechanisms to prevent the race condition. The vulnerability affects multiple Apple operating systems and has been officially fixed in iOS 17.7, iPadOS 17.7, iOS 18, iPadOS 18, macOS Sequoia 15, macOS Sonoma 14.7, macOS Ventura 13.7, and visionOS 2.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to write arbitrary files on affected Apple devices, leading to potential unauthorized data modification or disclosure. The CVSS score of 8.1 reflects high impact on confidentiality and integrity, with no impact on availability. There are no known exploits in the wild currently.
Mitigation Recommendations
This vulnerability has been fixed by Apple in iOS 17.7, iPadOS 17.7, iOS 18, iPadOS 18, macOS Sequoia 15, macOS Sonoma 14.7, macOS Ventura 13.7, and visionOS 2. Users and administrators should apply these official updates to remediate the issue. Patch status is confirmed by the vendor advisory. No additional mitigations are indicated.
CVE-2024-27876: Unpacking a maliciously crafted archive may allow an attacker to write arbitrary files in Apple iOS and iPadOS
Description
CVE-2024-27876 is a high-severity vulnerability in Apple iOS and iPadOS where unpacking a maliciously crafted archive may allow an attacker to write arbitrary files due to a race condition. This issue affects multiple Apple operating systems and has been addressed with improved locking mechanisms. The vulnerability is fixed in iOS 17. 7, iPadOS 17. 7, iOS 18, iPadOS 18, and several macOS versions including Sequoia 15, Sonoma 14. 7, and Ventura 13. 7, as well as visionOS 2. The vulnerability has a CVSS score of 8. 1, indicating a high impact on confidentiality and integrity, but no known exploits are reported in the wild at this time.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2024-27876 is a race condition vulnerability in Apple iOS and iPadOS that occurs when unpacking specially crafted archive files. This flaw could allow an attacker to write arbitrary files to the system, potentially compromising confidentiality and integrity. Apple addressed this issue by improving locking mechanisms to prevent the race condition. The vulnerability affects multiple Apple operating systems and has been officially fixed in iOS 17.7, iPadOS 17.7, iOS 18, iPadOS 18, macOS Sequoia 15, macOS Sonoma 14.7, macOS Ventura 13.7, and visionOS 2.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to write arbitrary files on affected Apple devices, leading to potential unauthorized data modification or disclosure. The CVSS score of 8.1 reflects high impact on confidentiality and integrity, with no impact on availability. There are no known exploits in the wild currently.
Mitigation Recommendations
This vulnerability has been fixed by Apple in iOS 17.7, iPadOS 17.7, iOS 18, iPadOS 18, macOS Sequoia 15, macOS Sonoma 14.7, macOS Ventura 13.7, and visionOS 2. Users and administrators should apply these official updates to remediate the issue. Patch status is confirmed by the vendor advisory. No additional mitigations are indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2024-02-26T15:32:28.543Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 690a2de9f0ba78a050536e82
Added to database: 11/4/2025, 4:46:33 PM
Last enriched: 4/9/2026, 11:21:00 PM
Last updated: 5/10/2026, 5:59:00 AM
Views: 70
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