No exploitation reportedFix available

CVE-2021-22279

Q: Is CVE-2021-22279 actively exploited?

Active exploitation of CVE-2021-22279 has not been confirmed. Its EPSS score was 1.5% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2021-22279?

CVE-2021-22279 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2021-12-13
Fixed in7.3.2
WeaknessCWE-306

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

A Missing Authentication vulnerability in RobotWare for the OmniCore robot controller allows an attacker to read and modify files on the robot controller if the attacker has access to the Connected Services Gateway Ethernet port.

Timeline

dates in UTC

2021-12-1316:15CVE 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-2021-22279?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2021-22279?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Abb omnicore c30 firmwareversion to verify

Branch	Affected	Fixed in	Source
7.3	< 7.3.2	7.3.2	NVD

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

Fix

Update Abb omnicore c30 firmware to 7.3.2

Advisories and patches

search.abb.comVendor Advisory

Detection

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

Sources

CNACVSS 3.19.8read 2026-10-23
NVDCVSS 3.19.8read 2026-10-23
NVDCVSS 2.09.3read 2026-10-23
CNAweakness (CWE)CWE-306read 2026-10-23
NVDweakness (CWE)CWE-306read 2026-10-23
FIRST EPSSEPSS score1.5 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2021-12-13
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2021-22279?

Is CVE-2021-22279 actively exploited?

Active exploitation of CVE-2021-22279 has not been confirmed. Its EPSS score was 1.5% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-22279?

CVE-2021-22279 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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