Vulnerability in Microsoft Windows
CVE-2023-32554
A Time-of-Check Time-Of-Use vulnerability in the Trend Micro Apex One and Apex One as a Service agent could allow a local attacker to escalate privileges on affected installations. Please note: a local attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. This is similar to, but not identical to CVE-2023-32555.
Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (7.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Microsoft Windows
- Trendmicro Apex One — versions 2019
- Trend Micro, Inc. Micro Apex One — versions 2019
Weakness classification (CWE)
References
- success.trendmicro.com/dcx/s/solution/000293108 (Patch, Vendor Advisory)
- www.zerodayinitiative.com/advisories/ZDI-23-657/ (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-32554?
- CVE-2023-32554 is a high-severity vulnerability in Microsoft Windows, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 7.0/10. Published 2023-06-26.
- How severe is CVE-2023-32554?
- High severity. CVSS v3 base score is 7.0 out of 10.