No exploitation reportedFix available

CVE-2019-18251

No exploitation reported by the sources we read.

Published2019-11-26
WeaknessCWE-477

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC

2019-11-2600:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2019-18251?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2019-18251?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Omron cx-supervisor

Branch	Affected	Fixed in	Source
3.5	≤ 3.5\(12\)	no fix published	NVD

Teamviewer

Branch	Affected	Fixed in	Source
5.0	= 5.0.8703_qs	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

ICSA-19-318-04 CISA1 known affected
Omron CX-Supervisor (Update A)
CX-Supervisor: Versions 3.5 (12) and prior

Full record on NVD

Fix

Vendor fix CISA ICSA-19-318-04 · 1 productOmron recommends users update to CX-Supervisor Version 3.51 (9). The following link contains Omron's explanation for the changes and instructions to obtain the update: CX-Supervisor Version 3.51 (9) update.

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.18.8read 2026-10-23
NVDCVSS 2.06.8read 2026-10-23
CNAweakness (CWE)CWE-477read 2026-10-23
FIRST EPSSEPSS score1.7 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published: 2019-11-26
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2019-18251?

Is CVE-2019-18251 actively exploited?

Active exploitation of CVE-2019-18251 has not been confirmed. Its EPSS score was 1.7% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-18251?

CVE-2019-18251 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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