CVE-2018-18878

highpriority · track · 31EPSS 0.029 · 87 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

2.89% (87th) EPSS

CVSS 7.8 · high

Is it mine?

4 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-28

In firmware version MS_2.6.9900 of Columbia Weather MicroServer, the BACnet daemon does not properly validate input, which could allow a remote attacker to send specially crafted packets causing the device to become unavailable.

remediations

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

A vendor fix is available.

FixedWeather MicroServercisa_csaf_ot
Columbia Weather Systems has released a firmware update, Version: MS_2.7.9973, that addresses all the above vulnerabilities found on the Weather MicroServer.

cvss

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

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.9–7.8

v2.07.8highAV:N/AC:L/Au:N/C:N/I:N/A:Cprimary · NVD / NIST USexploitability 10 · impact 6.9

v3.07.5highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.07.5highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · CISA US

v3.06.9mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimaryCWE-20US

affected products (4)

Products and version ranges known to be affected.

Weather MicroServer: firmware Version MS_2.6.9900 and priorall versionscisa_csaf_otUS
Columbia Weather Systems, Inc. Weather MicroServer≤ MS_2.6.9900cisa_csaf_otUS
n/a n/a≤ n/aenisa_euvdEU
columbiaweather weather microserver firmware= ms_2.6.9900nvdUScpe:2.3:o:columbiaweather:weather_microserver_firmware:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-19-078-02Columbia Weather Systems MicroServer2019-03-19icsa · cisa_csaf_otUS
Successful exploitation of these vulnerabilities may allow disclosure of data, cause a denial-of-service condition, and allow remote code execution.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cisa_csaf_ot nvd NVD CVE.org MITRE

published 2019-06-18modified 2026-06-17

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references (10)

External citations — patches, advisories, analysis.

scry

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