HOMEVULNERABILITIESCVE-2018-18929
HIGH

CVE-2018-18929

CWE-798Published: October 29, 2019· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official Description

The Tightrope Media Carousel Seneca HDn Windows-based appliance 7.0.4.104 is shipped with a default local administrator username and password. This can be found by a limited user account in an "unattend.xml" file left over on the C: drive from the Sysprep process. An attacker with this username and password can leverage it to gain administrator-level access on the system.

NVD Source

Technical Analysis

CVE-2018-18929 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

trms2 product(s)
seneca hdn firmwareseneca hdn
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (2)

Quick Facts

CVE IDCVE-2018-18929
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-798
CISA KEVNo
Affected1 vendor(s)
PublishedOct 29, 2019

Related CVEs (CWE-798)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2018-18929 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.