CVE-2020-3935 json
TAIWAN SECOM CO., LTD. – Sensitivity Information Exposure
published 2020-02-11 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-25200
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.9%
- EPSS 0.9% chance of exploitation in 30 days, percentile 60%
- public exploits
- 0
- none known
Summary
TAIWAN SECOM CO., LTD., a Door Access Control and Personnel Attendance Management system, stores users’ information by cleartext in the cookie, which divulges password to attackers.
Patch / fix
- secom dr.id_attendance_system 3.3.0.3_20160517
Exploit prediction
0.93% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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
- TAIWAN SECOM CO., LTD. Door Access Control system
- TAIWAN SECOM CO., LTD. Personnel Attendance system
Classification
- Weakness
-
- CWE-312 Cleartext Storage of Sensitive Information
References
-
chtsecurity.com
/news/1bb85fcd-9048-4587-b4d3-b18335572bac
third-party-advisory
-
gist.github.com
/chtsecurity/4db471b34c3959e5ab9ec31570e4760b
third-party-advisory
-
twcert.org.tw
/en/cp-139-3319-d7b65-2.html
third-party-advisory
Sources
- CVE List CVE-2020-3935
- NVD CVE-2020-3935
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