Vulnerability Details : CVE-2021-36741
An improper input validation vulnerability in Trend Micro Apex One, Apex One as a Service, OfficeScan XG, and Worry-Free Business Security 10.0 SP1 allows a remote attached to upload arbitrary files on affected installations. Please note: an attacker must first obtain the ability to logon to the product?s management console in order to exploit this vulnerability.
Products affected by CVE-2021-36741
- cpe:2.3:a:trendmicro:officescan:xg:sp1:*:*:*:*:*:*
- cpe:2.3:a:trendmicro:apex_one:2019:*:*:*:*:*:*:*
- cpe:2.3:a:trendmicro:worry-free_business_security:10.0:sp1:*:*:*:*:*:*
- cpe:2.3:a:trendmicro:officescan_business_security:10.0:sp1:*:*:*:*:*:*
CVE-2021-36741 is in the CISA Known Exploited Vulnerabilities Catalog
CISA vulnerability name:
Trend Micro Multiple Products Improper Input Validation Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
Trend Micro Apex One, Apex One as a Service, and Worry-Free Business Security contain an improper input validation vulnerability that allows a remote attacker to upload files.
Notes:
https://success.trendmicro.com/dcx/s/solution/000287819?language=en_US, https://success.trendmicro.com/dcx/s/solution/000287820?language=en_US; https://nvd.nist.gov/vuln/detail/CVE-2021-36741
Added on
2021-11-03
Action due date
2021-11-17
Exploit prediction scoring system (EPSS) score for CVE-2021-36741
14.89%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 96 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-36741
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST | |
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2021-36741
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
-
The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-36741
-
https://success.trendmicro.com/jp/solution/000287796
Q&A | Trend Micro Business SupportBroken Link;Vendor Advisory
-
https://success.trendmicro.com/solution/000287820
Broken Link;Vendor Advisory
-
https://success.trendmicro.com/solution/000287819
Broken Link;Vendor Advisory
-
https://success.trendmicro.com/jp/solution/000287815
Q&A | Trend Micro Business SupportBroken Link;Vendor Advisory
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