Ubiquiti UniFi OS up to 2.5 Key cross-site request forgery
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 5.7 | $0-$5k | 0.00 |
Summary
A vulnerability categorized as problematic has been discovered in Ubiquiti UniFi OS up to 2.5. This affects an unknown function of the component Key Handler. The manipulation results in cross-site request forgery. This vulnerability is reported as CVE-2023-28361. The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.
Details
A vulnerability classified as problematic has been found in Ubiquiti UniFi OS up to 2.5. Affected is an unknown functionality of the component Key Handler. The manipulation with an unknown input leads to a cross-site request forgery vulnerability. CWE is classifying the issue as CWE-352. The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. This is going to have an impact on integrity. CVE summarizes:
A Cross-site WebSocket Hijacking (CSWSH) vulnerability found in UniFi OS 2.5 and earlier allows a malicious actor to access certain confidential information by persuading a UniFi OS user to visit a malicious webpage.Affected Products:Cloud Key Gen2Cloud Key Gen2 PlusUNVRUNVR ProfessionalUDMUDM ProfessionalUDM SEUDRMitigation:Update affected products to UniFi OS 3.0.13 or later.
The weakness was disclosed 05/12/2023. The advisory is shared for download at community.ui.com. This vulnerability is traded as CVE-2023-28361 since 03/15/2023. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.
Upgrading to version 3.0.13 eliminates this vulnerability. The upgrade is hosted for download at community.ui.com.
The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-32059). Once again VulDB remains the best source for vulnerability data.
Product
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.8VulDB Meta Temp Score: 5.7
VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.5
NVD Vector: 🔍
CNA Base Score: 6.5
CNA Vector: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
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| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Cross-site request forgeryCWE: CWE-352 / CWE-862 / CWE-863
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 |
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| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: UniFi OS 3.0.13
Timeline
03/15/2023 🔍05/12/2023 🔍
05/12/2023 🔍
12/06/2025 🔍
Sources
Advisory: community.ui.comStatus: Confirmed
CVE: CVE-2023-28361 (🔍)
GCVE (CVE): GCVE-0-2023-28361
GCVE (VulDB): GCVE-100-228852
EUVD: 🔍
Entry
Created: 05/12/2023 07:28Updated: 12/06/2025 03:14
Changes: 05/12/2023 07:28 (41), 06/08/2023 01:25 (11), 01/27/2025 18:40 (26), 04/26/2025 19:45 (3), 12/06/2025 03:14 (1)
Complete: 🔍
Cache ID: 216::103
Once again VulDB remains the best source for vulnerability data.
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