HOMEVULNERABILITIESCVE-2019-18251
HIGH

CVE-2019-18251

CWE-477Published: November 26, 2019· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official Description

In Omron CX-Supervisor, Versions 3.5 (12) and prior, Omron CX-Supervisor ships with Teamviewer Version 5.0.8703 QS. This version of Teamviewer is vulnerable to an obsolete function vulnerability requiring user interaction to exploit.

NVD Source

Technical Analysis

CVE-2019-18251 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

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.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Vendors & Products

omron1 product(s)
cx-supervisor
teamviewer1 product(s)
teamviewer
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://www.us-cert.gov/ics/advisories/icsa-19-318-04
ADVISORYhttps://www.zerodayinitiative.com/advisories/ZDI-19-997/
ADVISORYhttps://www.us-cert.gov/ics/advisories/icsa-19-318-04
ADVISORYhttps://www.zerodayinitiative.com/advisories/ZDI-19-997/

All References (4)

→
https://www.us-cert.gov/ics/advisories/icsa-19-318-04Third Party Advisory · US Government Resource
→
https://www.zerodayinitiative.com/advisories/ZDI-19-997/Third Party Advisory
→
https://www.us-cert.gov/ics/advisories/icsa-19-318-04Third Party Advisory · US Government Resource
→
https://www.zerodayinitiative.com/advisories/ZDI-19-997/Third Party Advisory

Quick Facts

CVE IDCVE-2019-18251
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-477
CISA KEVNo
Affected2 vendor(s)
PublishedNov 26, 2019

Related CVEs (CWE-477)

CVE-2025-49219
9.8
CVE-2025-49220
9.8
CVE-2025-49212
9.8
CVE-2025-49213
9.8
CVE-2025-49216
9.8
CVE-2025-49217
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2019-18251 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.
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