No exploitation reportedFix available

CVE-2018-18878

No exploitation reported by the sources we read.

Published2019-06-18
WeaknessCWE-20

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 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.

Timeline

dates in UTC

2019-06-1815:15CVE 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-2018-18878?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2018-18878?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Columbiaweather weather microserver firmwareversion to verify

Branch	Affected	Fixed in	Source
—	= ms_2.6.9900	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-19-078-02 CISA1 known affected
Columbia Weather Systems MicroServer
Weather MicroServer: firmware Version MS_2.6.9900 and prior

Full record on NVD

Fix

Vendor fix CISA ICSA-19-078-02 · 1 productColumbia Weather Systems has released a firmware update, Version: MS_2.7.9973, that addresses all the above vulnerabilities found on the Weather MicroServer.
Vendor fix CISA ICSA-19-078-02 · 1 productTo upgrade Weather MicroServer, please contact Columbia Weather Systems:Phone: 503-629-0887 or email: support@columbiaweather.com

Detection

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

Sources

NVDCVSS 3.07.5read 2026-10-23
NVDCVSS 2.07.8read 2026-10-23
NVDweakness (CWE)CWE-20read 2026-10-23
FIRST EPSSEPSS score2.9 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published: 2019-06-18
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2018-18878?

Is CVE-2018-18878 actively exploited?

Active exploitation of CVE-2018-18878 has not been confirmed. Its EPSS score was 2.9% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-18878?

CVE-2018-18878 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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