CVE-2020-5723
The UCM6200 series 1.0.20.22 and below stores unencrypted user passwords in an SQLite database....
The UCM6200 series 1.0.20.22 and below stores unencrypted user passwords in an SQLite database. This could allow an attacker to retrieve all passwords and possibly gain elevated privileges.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
The UCM6200 series 1.0.20.22 and below stores unencrypted user passwords in an SQLite database. This could allow an attacker to retrieve all passwords and possibly gain elevated privileges.
- Record
CVE-2020-5723- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-312
- Updated
- 2026-11-02
CVE List No score
The UCM6200 series 1.0.20.22 and below stores unencrypted user passwords in an SQLite database. This could allow an attacker to retrieve all passwords and possibly gain elevated privileges.
- Record
CVE-2020-5723- Weakness
- CWE-312
- Updated
- 2026-11-02
EUVDEUVD-2020-26882 No score
The UCM6200 series 1.0.20.22 and below stores unencrypted user passwords in an SQLite database. This could allow an attacker to retrieve all passwords and possibly gain elevated privileges.
- Record
EUVD-2020-26882- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9fmp-ccqf-cvpg No score
The UCM6200 series 1.0.20.22 and below stores unencrypted user passwords in an SQLite database....
The UCM6200 series 1.0.20.22 and below stores unencrypted user passwords in an SQLite database. This could allow an attacker to retrieve all passwords and possibly gain elevated privileges.
- Record
GHSA-9fmp-ccqf-cvpg- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Metasploit | Grandstream UCM62xx IP PBX WebSocket Blind SQL Injection Credential Dump | 2020-03-30 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, Metasploit, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-5723 is a critical vulnerability (CVSS 9.8) in Grandstream Ucm6202 Firmware, published March 30, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.89%, the 93rd percentile. No source names a fixed version.