CVE-2020-3921 json
Unisoon UltraLog Express - Sensitive Data Exposure
published 2020-03-27 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-25186
- cvss
- 8.6
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 53%
- public exploits
- 0
- none known
Summary
UltraLog Express device management software stores user’s information in cleartext. Any user can obtain accounts information through a specific page.
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- total
- Assessed
- 2 y ago
Exploit prediction
0.71% chance of exploitation in the next 30 days, higher than 53% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 8.6 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N |
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
Affected products
- Unisoon UltraLog Express
- unisoon ultralog_express_firmware
Classification
- Weakness
-
- CWE-312 Cleartext Storage of Sensitive Information
References
-
twcert.org.tw
/tw/cp-132-3453-442a5-1.html
third-party-advisory
Sources
- CVE List CVE-2020-3921
- NVD CVE-2020-3921
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.