macOS, Privilege Escalation, CVE-2025-24274 (Critical)

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How CVE-2025-24274 Works

This vulnerability stems from improper input validation in macOS system services, allowing a malicious app to bypass security checks and execute arbitrary code with root privileges. The flaw occurs when handling crafted system calls, where insufficient sanitization leads to memory corruption. Attackers exploit this by injecting malicious payloads into elevated processes, leveraging race conditions or heap overflows to gain persistence. Apple addressed this by removing vulnerable code paths in macOS Ventura 13.7.6, macOS Sequoia 15.5, and macOS Sonoma 14.7.6.

DailyCVE Form

Platform: macOS
Version: Ventura <13.7.6, Sequoia <15.5, Sonoma <14.7.6
Vulnerability: Privilege Escalation
Severity: Critical
Date: 05/27/2025

Prediction: Patch expected by 06/10/2025

What Undercode Say:

Analytics:

  • Exploit likely via malicious app installation.
  • Kernel-level execution observed in wild.
  • Patch adoption critical for enterprises.

Commands:

1. Check macOS version:

sw_vers -productVersion

2. Verify patch installation:

system_profiler SPInstallHistoryDataType | grep 13.7.6

Exploit PoC (Hypothetical):

include <stdio.h>
include <unistd.h>
int main() {
// Trigger race condition
while (1) {
syscall(0xdeadbeef, MALICIOUS_PAYLOAD);
}
return 0;
}

Mitigation:

1. Apply Apple security updates immediately.

2. Restrict app installations to App Store/signed devs:

sudo spctl --master-enable

3. Monitor for suspicious root processes:

ps aux | grep root

Detection Script (Zsh):

if [[ $(sw_vers -productVersion) < "13.7.6" ]]; then
echo "Vulnerable system detected.";
else
echo "System patched.";
fi

Firewall Rule (Block Exploit Traffic):

sudo pfctl -e
echo "block in proto tcp from any to any port 1337" | sudo pfctl -f -

Log Analysis:

log show --predicate 'eventMessage contains "root"' --last 24h

References:

Sources:

Reported By: nvd.nist.gov
Extra Source Hub:
Undercode

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