CVE-2019-18339 json
A vulnerability has been identified in SiNVR/SiVMS Video Server (All versions < V5.0.0).
published 2019-12-12 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-8128
- cvss
- 9.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.7%
- EPSS 2.7% chance of exploitation in 30 days, percentile 85%
- public exploits
- 0
- none known
Summary
A vulnerability has been identified in SiNVR/SiVMS Video Server (All versions < V5.0.0). The HTTP service (default port 5401/tcp) of the SiVMS/SiNVR Video Server contains an authentication bypass vulnerability, even when properly configured with enforced authentication.
A remote attacker with network access to the Video Server could exploit this vulnerability to read the SiVMS/SiNVR users database, including the passwords of all users in obfuscated cleartext.
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
cisa ICSA-19-344-02 updated cvss 9.8
Siemens and PKE SiNVR, SiVMS Video Server (Update A)
-
Siemens SiNVR 3 Central Control Server (CCS) - SSA-761844 and ICSA-21-103-10 Siemens SiNVR/SiVMS Video Server >= 5.0.0, CVE-2019-18340, < 5.0.0affected: fixed in v5.0.0 sivms.cloud
From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf
Exploit prediction
2.65% chance of exploitation in the next 30 days, higher than 85% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:U/RC:C |
| CNA | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Affected products
- Siemens SiNVR/SiVMS Video Server
Classification
- Weakness
-
- CWE-306 Missing Authentication for Critical Functionality
References
-
cert-portal.siemens.com
/productcert/pdf/ssa-761617.pdf
vendor-advisory
Sources
- CVE List CVE-2019-18339
- NVD CVE-2019-18339
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