Privilege escalation in Microsoft AutoUpdate (MAU)
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2025-24036 |
| CWE-ID | CWE-367 |
| Exploitation vector | Local |
| Public exploit | N/A |
| Vulnerable software |
AutoUpdate for Mac Client/Desktop applications / Other client software |
| Vendor | Microsoft |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Time-of-check Time-of-use (TOCTOU) Race Condition
EUVDB-ID: #VU103791
Risk: Low
CVSSv4.0: 4.4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2025-24036
CWE-ID:
CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition
Exploit availability: No
DescriptionThe vulnerability allows a local user to compromise the target system.
The vulnerability exists due to a time-of-check, time-of-use (TOCTOU) race condition in Microsoft AutoUpdate (MAU). A local user can win a race condition and gain elevated privileges on the target system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsAutoUpdate for Mac: All versions
CPE2.3 External linkshttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2025-24036
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
