How severe is CVE-2021-21612?

CVE-2021-21612 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-21612 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-21612?

CVE-2021-21612 affects Jenkins Tracetronic Ecu-test. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-21612?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-21612 published?

CVE-2021-21612 was published on 2021-01-13 and last updated on 2026-06-17.

CVE-2021-21612

CVE-2021-21612 is a medium-severity vulnerability in Jenkins Tracetronic Ecu-test with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-522.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-522
Affected product: Jenkins Tracetronic Ecu-test
Published: 2021-01-13
Last modified: 2026-06-17

Description

Jenkins TraceTronic ECU-TEST Plugin 2.23.1 and earlier stores credentials unencrypted in its global configuration file on the Jenkins controller where they can be viewed by users with access to the Jenkins controller file system.

Frequently asked questions

What is CVE-2021-21612?: Jenkins TraceTronic ECU-TEST Plugin 2.23.1 and earlier stores credentials unencrypted in its global configuration file on the Jenkins controller where they can be viewed by users with access to the Jenkins controller file system.
How severe is CVE-2021-21612?: CVE-2021-21612 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-21612 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-21612?: CVE-2021-21612 affects Jenkins Tracetronic Ecu-test. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-21612?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-21612 published?: CVE-2021-21612 was published on 2021-01-13 and last updated on 2026-06-17.

References

https://www.jenkins.io/security/advisory/2021-01-13/#SECURITY-2057

Affected products (1)

cpe:2.3:a:jenkins:tracetronic_ecu-test:*:*:*:*:*:jenkins:*:*

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