CVE-2024-27851

Advisory lineage Upstream: 0 Downstream: 16
Modified
Published: 10 Jun 2024, 20:56
Last modified:02 Apr 2026, 18:25

Vulnerability Summary

Overall Risk (default)
medium
35/100
CVSS Score
8.8 HIGH
v3.1 (nvd)
EPSS Score
0.98% LOW
1% probability -0.32%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

10 Jun 2024, 20:56
Published
Vulnerability first disclosed
02 Apr 2026, 18:25
Last Modified
Vulnerability information updated

Description

The issue was addressed with improved bounds checks. This issue is fixed in Safari 17.5, iOS 17.5 and iPadOS 17.5, macOS Sonoma 14.5, tvOS 17.5, visionOS 1.2, watchOS 10.5. Processing maliciously crafted web content may lead to arbitrary code execution.

CVSS Metrics

  • v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  • v3.1•HIGH•Score: 8.8CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Trends

Current EPSS score: 0.98%• Percentile: 77%

Techniques & Countermeasures

  • CWE-119•Improper Restriction of Operations within the Bounds of a Memory Buffer

    The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

Affected Systems

  • apple•ios and ipados

    ≥ unspecified, < 17.5 | < 17.5

  • apple•ipados

    < 17.5

  • apple•iphone_os

    < 17.5

  • apple•macos

    ≥ unspecified, < 14.5 | < 14.5 | ≥ 14.0, < 14.5

  • apple•safari

    ≥ unspecified, < 17.5 | < 17.5

  • apple•tvos

    ≥ unspecified, < 17.5 | < 17.5

  • apple•visionos

    ≥ unspecified, < 1.2 | < 1.2

  • apple•watchos

    ≥ unspecified, < 10.5 | < 10.5

References (18)