CVE-2024-27877: Processing a maliciously crafted file may lead to a denial-of-service or potentially disclose memory contents in Apple macOS
CVE-2024-27877 is a vulnerability in Apple macOS affecting the AppleVA component, where processing a maliciously crafted file may lead to denial-of-service or potentially disclose memory contents. The issue was addressed by Apple through improved memory handling. This vulnerability is fixed in macOS Monterey 12. 7. 6, macOS Sonoma 14. 6, and macOS Ventura 13. 6. 8. The CVSS score is 6. 1, indicating a medium severity level.
AI Analysis
Technical Summary
CVE-2024-27877 is a medium severity vulnerability in Apple macOS's AppleVA component. It arises from improper memory handling when processing maliciously crafted files, which can cause denial-of-service conditions or potentially leak memory contents. Apple has released patches in macOS Monterey 12.7.6, macOS Sonoma 14.6, and macOS Ventura 13.6.8 that address this issue by improving memory handling. The vulnerability requires local access with user interaction (AV:L/PR:N/UI:R) and impacts confidentiality and availability (C:L/A:H) but not integrity.
Potential Impact
An attacker who can trick a user into processing a maliciously crafted file on a vulnerable macOS system may cause the affected application or system component to crash (denial-of-service) or potentially disclose sensitive memory contents. This could lead to limited information disclosure and disruption of service. The vulnerability does not allow privilege escalation or remote exploitation without user interaction.
Mitigation Recommendations
Apple has released official fixes for this vulnerability in macOS Monterey 12.7.6, macOS Sonoma 14.6, and macOS Ventura 13.6.8. Users and administrators should apply these updates promptly to remediate the issue. No additional mitigation steps are indicated by the vendor advisory.
CVE-2024-27877: Processing a maliciously crafted file may lead to a denial-of-service or potentially disclose memory contents in Apple macOS
Description
CVE-2024-27877 is a vulnerability in Apple macOS affecting the AppleVA component, where processing a maliciously crafted file may lead to denial-of-service or potentially disclose memory contents. The issue was addressed by Apple through improved memory handling. This vulnerability is fixed in macOS Monterey 12. 7. 6, macOS Sonoma 14. 6, and macOS Ventura 13. 6. 8. The CVSS score is 6. 1, indicating a medium severity level.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2024-27877 is a medium severity vulnerability in Apple macOS's AppleVA component. It arises from improper memory handling when processing maliciously crafted files, which can cause denial-of-service conditions or potentially leak memory contents. Apple has released patches in macOS Monterey 12.7.6, macOS Sonoma 14.6, and macOS Ventura 13.6.8 that address this issue by improving memory handling. The vulnerability requires local access with user interaction (AV:L/PR:N/UI:R) and impacts confidentiality and availability (C:L/A:H) but not integrity.
Potential Impact
An attacker who can trick a user into processing a maliciously crafted file on a vulnerable macOS system may cause the affected application or system component to crash (denial-of-service) or potentially disclose sensitive memory contents. This could lead to limited information disclosure and disruption of service. The vulnerability does not allow privilege escalation or remote exploitation without user interaction.
Mitigation Recommendations
Apple has released official fixes for this vulnerability in macOS Monterey 12.7.6, macOS Sonoma 14.6, and macOS Ventura 13.6.8. Users and administrators should apply these updates promptly to remediate the issue. No additional mitigation steps are indicated by the vendor advisory.
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: 690a3b67ff58c9332ff0a545
Added to database: 11/4/2025, 5:44:07 PM
Last enriched: 4/9/2026, 11:21:07 PM
Last updated: 5/9/2026, 7:55:42 AM
Views: 77
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