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Fencer Intel
high 7.7

CVE-2019-18338 json

A vulnerability has been identified in Control Center Server (CCS) (All versions < V1.5.0).

published 6y ago modified 4mo ago also EUVD-2019-8127

cvss
7.7
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
2.6%
EPSS 2.6% chance of exploitation in 30 days, percentile 85%
public exploits
0
none known

Summary

A vulnerability has been identified in Control Center Server (CCS) (All versions < V1.5.0). The Control Center Server (CCS) contains a directory traversal vulnerability in its XML-based communication protocol as provided by default on ports 5444/tcp and 5440/tcp.

An authenticated remote attacker with network access to the CCS server could exploit this vulnerability to list arbitrary directories or read files outside of the CCS application context.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-20-070-01 updated cvss 7.7

ICSA-20-070-01_Siemens and PKE SiNVR/SiVMS Video Server (Update B)

  • Siemens Control Center Server (CCS) <V1.5.0
    affected: fixed in V1.5.0, mitigation

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

cisa ICSA-21-103-10 updated cvss 7.7

Siemens and PKE Control Center Server

  • Siemens Control Center Server (CCS) < V1.5.0
    affected: fixed in V1.5.0, mitigation “CVE-2019-18340 - Harden the CCS server to prevent local access by unauthorized users” 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

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2y ago

Exploit prediction

2.65% chance of exploitation in the next 30 days, higher than 85% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 7.7 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N/E:F/RL:U/RC:C
CNA 3.1 7.7 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
CNA 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:P/I:N/A:N

Affected products

  • Siemens Control Center Server (CCS)

Classification

Weakness
  • CWE-23 Relative Path Traversal
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

Fencer Intel 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.