CVE-2019-18340

lowpriority · track · 8OT risk · elevatedEPSS 0.003 · 16 %ileDEEUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
0.25% (16th) EPSS
CVSS 2.1 · low
Is it mine?
16 products
Check your exposure
Who says so?
5 sources
cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-27

A vulnerability has been identified in Control Center Server (CCS) (All versions < V1.5.0), Control Center Server (CCS) (All versions >= V1.5.0), SiNVR/SiVMS Video Server (All versions < V5.0.0), SiNVR/SiVMS Video Server (All versions >= V5.0.0). Both the SiVMS/SiNVR Video Server and the Control Center Server (CCS) store user and device passwords by applying weak cryptography. A local attacker could exploit this vulnerability to extract the passwords from the user database and/or the device configuration files to conduct further attacks.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

  • FixedSiNVR/SiVMS Video Serversiemens_psirt

    Update to V5.0.0 or later version

  • FixedControl Center Server (CCS)siemens_psirt

    Update to V1.5.0 or later version

  • FixedSiNVR 3 Central Control Server (CCS)cisa_csaf_ot

    As a general security measure, Siemens strongly recommends protecting network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends configuring the environment according to Siemens ' operational guidelines for industrial security and to following the recommendations in the product manuals.

  • FixedSiNVR/SiVMS Video Servercisa_csaf_ot

    As a general security measure, Siemens strongly recommends protecting network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends configuring the environment according to Siemens ' operational guidelines for industrial security and to following the recommendations in the product manuals.

  • FixedControl Center Server (CCS)cisa_csaf_ot

    Update to V1.5.0 or later version

  • FixedControl Center Server (CCS)cisa_csaf_ot

    Update to V1.5.0 or later version

    https://sivms.cloud/control-center-server-ccs/
  • MitigationSiNVR/SiVMS Video Serversiemens_psirt

    Apply ACL/firewall configuration on the Video Servers to ensure that only legitimate systems are able to access the configured server ports. Harden all systems accordingly to prevent unauthorized access

  • MitigationControl Center Server (CCS)siemens_psirt

    Apply ACL/firewall configuration on the CCS server to ensure that only legitimate systems are able to access the configured CCS server ports. Harden the CCS server accordingly to prevent unauthorized access. Consider to apply encryption and authentication on the network (e.g., via TLS on application level or via IPSec on host level).

  • MitigationControl Center Server (CCS)cisa_csaf_ot

    Apply ACL/firewall configuration on the CCS server to ensure that only legitimate systems are able to access the configured CCS server ports. Harden the CCS server accordingly to prevent unauthorized access. Consider to apply encryption and authentication on the network (e.g., via TLS on application level or via IPSec on host level).

  • MitigationControl Center Server (CCS)cisa_csaf_ot

    As a general security measure Siemens strongly recommends to protect network access to affected products with appropriate mechanisms. It is advised to follow recommended security practices in order to run the devices in a protected IT environment.

  • No fix availableControl Center Server (CCS)cisa_csaf_ot

    Currently no remediation is available

  • No fix plannedSiNVR/SiVMS Video Serversiemens_psirt

    Currently no fix is planned

  • No fix plannedControl Center Server (CCS)siemens_psirt

    Currently no fix is planned

  • No fix plannedControl Center Server (CCS)cisa_csaf_ot

    Currently no fix is planned

02

cvss

Technical severity, 0–10. One row per scoring source.

5.5
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 1.8–5.5

v2.02.1lowAV:L/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 2.9
v2.01.8lowAV:L/AC:L/Au:N/C:P/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)
v3.05.5mediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nsecondary · CISA US
v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:F/RL:U/RC:Csecondary · CISA US
v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:F/RL:U/RC:Csecondary · ENISA EU
v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nsecondary · productcert@siemens.com DEexploitability 1.8 · impact 3.6
v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:F/RL:U/RC:Csecondary · Siemens ProductCERT DE
v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nsecondary · NVD / NIST USexploitability 1.8 · impact 3.6
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-261USCWE-327USCWE-327USCWE-327US
04

affected products (16)

Products and version ranges known to be affected.

05

advisories (5)

Vendor and ecosystem advisories describing this.

  • SSA-761617SSA-761617: Authentication Bypass and Information Disclosure Vulnerabilities in SiNVR/SiVMS Video Server2019-12-10csaf · siemens_psirtDE

    The Video Server application in SiNVR/SiVMS solutions contains two vulnerabilities involving authentication bypass (CVE-2019-18339) and information disclosure (CVE-2019-18340). PKE has released an update of the application that fixes CVE-2019-18339. This update is not available under the former Siemens OEM brand name SiNVR. For details contact PKE ( https://pke.at/). Siemens recommends specific countermeasures to mitigate the vulnerabilities.

  • SSA-761844SSA-761844: Multiple Vulnerabilities in Control Center Server (CCS)2021-04-13csaf · siemens_psirtDE

    The advisory informs about multiple vulnerabilities in the Central Control Server (CCS) application, as initially reported in SSA-761617 ( https://cert-portal.siemens.com/productcert/html/ssa-761617.html) on 2019-12-10 and SSA-844761 (https://cert-portal.siemens.com/productcert/html/ssa-844761.html) on 2020-03-10. The vulnerabilities involve authentication bypass (CVE-2019-18337, CVE-2019-18341), path traversal (CVE-2019-18338, CVE-2019-19290), information disclosure (CVE-2019-13947, CVE-2019-18340, CVE-2019-19291), privilege escalation (CVE-2019-18342), SQL injection (CVE-2019-19292), cross-site scripting (CVE-2019-19293, CVE-2019-19294), and insufficient logging (CVE-2019-19295). PKE has released an update for CCS that fixes the reported vulnerabilities, except for CVE-2019-18340. For details contact PKE ( https://pke.at/). Siemens recommends to update to the latest version and recommends specific countermeasures to mitigate the vulnerabilities.

  • ICSA-19-344-02Siemens and PKE SiNVR, SiVMS Video Server (Update A)2019-12-10icsa · cisa_csaf_otUS

    Successful exploitation of these vulnerabilities could allow an attacker to read the SiVMS/SiNVR users database, including the passwords of all users in obfuscated cleartext and configuration files.

  • ICSA-20-070-01ICSA-20-070-01_Siemens and PKE SiNVR/SiVMS Video Server (Update B)2021-04-13icsa · cisa_csaf_otUS

    The advisory informs about multiple vulnerabilities in the Central Control Server (CCS) application, as initially reported in SSA-761617 ( https://cert-portal.siemens.com/productcert/html/ssa-761617.html) on 2019-12-10 and SSA-844761 (https://cert-portal.siemens.com/productcert/html/ssa-844761.html) on 2020-03-10. The vulnerabilities involve authentication bypass (CVE-2019-18337, CVE-2019-18341), path traversal (CVE-2019-18338, CVE-2019-19290), information disclosure (CVE-2019-13947, CVE-2019-18340, CVE-2019-19291), privilege escalation (CVE-2019-18342), SQL injection (CVE-2019-19292), cross-site scripting (CVE-2019-19293, CVE-2019-19294), and insufficient logging (CVE-2019-19295). PKE has released an update for CCS that fixes the reported vulnerabilities, except for CVE-2019-18340. For details contact PKE ( https://pke.at/). Siemens recommends to update to the latest version and recommends specific countermeasures to mitigate the vulnerabilities.

  • ICSA-21-103-10Siemens and PKE Control Center Server2021-04-13icsa · cisa_csaf_otUS

    Successful exploitation of these vulnerabilities may allow an attacker to read and write arbitrary files and sensitive data and execute commands and arbitrary code.

06

also known as (3)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdcisa_csaf_otnvdsiemens_psirtNVDCVE.orgMITRE
published 2019-12-12modified 2026-06-17
08

references (13)

External citations — patches, advisories, analysis.

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