CVE-2017-2527

CRITICAL

macOS < 10.12.5 - Remote Code Execution in CoreAnimation

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2017-2527. PoCs published by Google Security Research.

AI-analyzed exploit summary This exploit targets a deserialization vulnerability in QuartzCore's CAMediaTimingFunctionBuiltin class on macOS. By manipulating the 'index' value during deserialization, an out-of-bounds read can occur, leading to potential arbitrary code execution.

Description

An issue was discovered in certain Apple products. macOS before 10.12.5 is affected. The issue involves the "CoreAnimation" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory consumption and application crash) via crafted data.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Google Security Research · textdosmultiple
https://www.exploit-db.com/exploits/42052

This exploit targets a deserialization vulnerability in QuartzCore's CAMediaTimingFunctionBuiltin class on macOS. By manipulating the 'index' value during deserialization, an out-of-bounds read can occur, leading to potential arbitrary code execution.

Classification
Working Poc 90%
Attack Type
Deserialization
Complexity
Moderate
Reliability
Reliable
Target: Apple QuartzCore (macOS 10.12.3)
No auth needed
Prerequisites: Access to a vulnerable macOS system · Ability to deliver a malicious serialized payload
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1038484
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT207797
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/42052/

Scores

CVSS v3 9.8
EPSS 0.0681
EPSS Percentile 93.2%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-119
Status published
Products (1)
apple/mac_os_x < 10.12.4
Published May 22, 2017
Tracked Since Feb 18, 2026