Vulnerability Details : CVE-2021-42012
A stack-based buffer overflow vulnerability in Trend Micro Apex One, Apex One as a Service and Worry-Free Business Security 10.0 SP1 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.
Vulnerability category: OverflowMemory Corruption
Exploit prediction scoring system (EPSS) score for CVE-2021-42012
Probability of exploitation activity in the next 30 days: 0.05%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 13 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2021-42012
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2021-42012
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-42012
-
https://www.zerodayinitiative.com/advisories/ZDI-21-1221/
ZDI-21-1221 | Zero Day InitiativeThird Party Advisory;VDB Entry
-
https://success.trendmicro.com/solution/000289229
Patch;Vendor Advisory
-
https://success.trendmicro.com/solution/000289230
Patch;Vendor Advisory
Products affected by CVE-2021-42012
- cpe:2.3:a:trendmicro:apex_one:2019:*:*:*:*:*:*:*
- cpe:2.3:a:trendmicro:apex_one:2019:*:*:*:saas:*:*:*
- cpe:2.3:a:trendmicro:worry-free_business_security:10.0:sp1:*:*:*:*:*:*
- cpe:2.3:a:trendmicro:worry-free_business_security_services:-:*:*:*:saas:*:*:*