High severity · published Apr 13, 2021
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…
7.8
CVSS
1.9%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.9% · higher than 80% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AO
Apex One · Trend Micro
2019; 2019 · source: NVD
OF
Officescan · Trendmicro
xg · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-25253
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-25253
Vendor Advisory
https://success.trendmicro.com/solution/000286019
Vendor Advisory
https://success.trendmicro.com/solution/000286157
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-401/
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