CVE-2021-25253
An improper access control vulnerability in Trend Micro Apex One, Trend Micro Apex One as a Service and OfficeScan XG SP1 on a resource used by the service could allow a local attacker to escalate privileges on affected installations.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.91%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An improper access control vulnerability in Trend Micro Apex One, Trend Micro Apex One as a Service and OfficeScan XG SP1 on a resource used by the service could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.91% probability · 79th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-732
- Affected
- trendmicro/apex one · trendmicro/officescan
- Source
- security@trendmicro.com
References
- https://success.trendmicro.com/solution/000286019Vendor Advisory
- https://success.trendmicro.com/solution/000286157Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-401/Third Party Advisory, VDB Entry
- https://success.trendmicro.com/solution/000286019Vendor Advisory
- https://success.trendmicro.com/solution/000286157Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-401/Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.