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
Published Jul 29, 2021 ·Due Nov 17, 2021
8.8
HIGHCVSS 3.1
EPSS 4.95%
Description
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.
Affected products
-
- Version 2019, SaaSStatusaffectedConstraints-
- Version
-
- Version XG SP1StatusaffectedConstraints-
- Version
-
- Version 10.0 SP1StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Trend Micro | Trend Micro Apex One | n/a |
| ||||||
| Trend Micro | Trend Micro OfficeScan | n/a |
| ||||||
| Trend Micro | Trend Micro Worry-Free Business Security | n/a |
|
Configuration 1
- xg
- 10.0
Configuration 2
- 2019
- 10.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:S/C:P/I:P/A:P
Date Added
Nov 3, 2021
Patch Due
Nov 17, 2021
Required Action
Apply updates per vendor instructions.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
ActiveAutomatable
NoTechnical Impact
TotalDecision
n/aAssessed Feb 6, 2025 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 4, 2026.
Score over time
2021-2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (23 key points)
Flat stretches are collapsed. Showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 4, 2026 | 4.95% (0.04951) | 91.91th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.95% (0.04951) | 91.02th | v5 (v2026.06.15) |
| Nov 21, 2025 | 0.58% (0.00582) | 68.10th | v4 (v2025.03.14) |
| Nov 18, 2025 | 6.98% (0.06982) | 90.55th | v4 (v2025.03.14) |
| Mar 30, 2025 | 0.94% (0.00938) | 74.13th | v4 (v2025.03.14) |
| Mar 29, 2025 | 5.94% (0.05940) | 83.97th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.94% (0.00938) | 74.61th | v4 (v2025.03.14) |
| Dec 12, 2024 | 14.89% (0.14894) | 96.01th | v3 (v2023.03.01) |
| Aug 15, 2024 | 14.89% (0.14894) | 95.90th | v3 (v2023.03.01) |
| Jul 27, 2024 | 12.29% (0.12291) | 95.45th | v3 (v2023.03.01) |
| Mar 31, 2024 | 3.15% (0.03152) | 90.92th | v3 (v2023.03.01) |
| Jun 15, 2023 | 1.60% (0.01597) | 85.52th | v3 (v2023.03.01) |
| Mar 20, 2023 | 1.91% (0.01908) | 86.71th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.64% (0.01635) | 85.54th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.95% (0.00950) | 30.63th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00950) | 28.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 14.47% (0.14469) | 91.13th | v2 (v2022.01.01) |
| Feb 3, 2022 | 35.03% (0.35026) | 97.90th | v1 |
| Jan 6, 2022 | 35.03% (0.35026) | 97.88th | v1 |
| Sep 1, 2021 | 10.73% (0.10726) | 95.25th | v1 |
| Aug 7, 2021 | 10.73% (0.10726) | 0.00th | v1 |
| Jul 30, 2021 | 1.04% (0.01040) | 0.00th | v1 |
References (5)
- https://success.trendmicro.com/jp/solution/000287796 x_refsource_MISCBroken LinkVendor Advisory
- https://success.trendmicro.com/jp/solution/000287815 x_refsource_MISCBroken LinkVendor Advisory
- https://success.trendmicro.com/solution/000287819 x_refsource_MISCBroken LinkVendor Advisory
- https://success.trendmicro.com/solution/000287820 x_refsource_MISCBroken LinkVendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-36741 government-resourceUS Government Resource
| Link | Providers | Tags |
|---|---|---|
| https://success.trendmicro.com/jp/solution/000287796 | x_refsource_MISCBroken LinkVendor Advisory | |
| https://success.trendmicro.com/jp/solution/000287815 | x_refsource_MISCBroken LinkVendor Advisory | |
| https://success.trendmicro.com/solution/000287819 | x_refsource_MISCBroken LinkVendor Advisory | |
| https://success.trendmicro.com/solution/000287820 | x_refsource_MISCBroken LinkVendor Advisory | |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-36741 | government-resourceUS Government Resource |
Change history (0)
No recorded changes yet.