Kentico CMS up to 11.0.44 File Upload unrestricted upload
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 7.4 | $0-$5k | 0.00 |
Summary
A vulnerability, which was classified as critical, was found in Kentico CMS up to 11.0.44. This impacts an unknown function of the component File Upload. The manipulation results in unrestricted upload. This vulnerability is identified as CVE-2018-19453. The attack can be executed remotely. There is not any exploit available. You should upgrade the affected component.
Details
A vulnerability was found in Kentico CMS up to 11.0.44 (Content Management System). It has been classified as critical. Affected is some unknown functionality of the component File Upload. The manipulation with an unknown input leads to a unrestricted upload vulnerability. CWE is classifying the issue as CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
Kentico CMS before 11.0.45 allows unrestricted upload of a file with a dangerous type.
The weakness was released 04/10/2019. This vulnerability is traded as CVE-2018-19453 since 11/22/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1608.002.
Upgrading to version 11.0.45 eliminates this vulnerability.
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Product
Type
Vendor
Name
Version
- 11.0.0
- 11.0.1
- 11.0.2
- 11.0.3
- 11.0.4
- 11.0.5
- 11.0.6
- 11.0.7
- 11.0.8
- 11.0.9
- 11.0.10
- 11.0.11
- 11.0.12
- 11.0.13
- 11.0.14
- 11.0.15
- 11.0.16
- 11.0.17
- 11.0.18
- 11.0.19
- 11.0.20
- 11.0.21
- 11.0.22
- 11.0.23
- 11.0.24
- 11.0.25
- 11.0.26
- 11.0.27
- 11.0.28
- 11.0.29
- 11.0.30
- 11.0.31
- 11.0.32
- 11.0.33
- 11.0.34
- 11.0.35
- 11.0.36
- 11.0.37
- 11.0.38
- 11.0.39
- 11.0.40
- 11.0.41
- 11.0.42
- 11.0.43
- 11.0.44
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.6VulDB Meta Temp Score: 7.4
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Unrestricted uploadCWE: CWE-434 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: CMS 11.0.45
Timeline
11/22/2018 🔍04/10/2019 🔍
04/11/2019 🔍
12/19/2025 🔍
Sources
Advisory: blog.hivint.comStatus: Confirmed
CVE: CVE-2018-19453 (🔍)
GCVE (CVE): GCVE-0-2018-19453
GCVE (VulDB): GCVE-100-133296
Entry
Created: 04/11/2019 06:54Updated: 12/19/2025 22:15
Changes: 04/11/2019 06:54 (37), 05/28/2020 20:48 (18), 08/28/2023 13:18 (4), 12/19/2025 22:15 (17)
Complete: 🔍
Cache ID: 216::103
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