CVE-2021-22170

MEDIUMNVD 6.27.5▲

6.2

Assuming a database breach, nonce reuse issues in GitLab 11.6+ allows an attacker to decrypt some of the database's encrypted content

CVSS v3: 6.2
EG Score: 7.5(medium)
EPSS: 20.6%
KEV: Not listed

Published

December 6, 2021

Last Modified

November 21, 2024

References (4)

cve@gitlabhttps://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22170.json
cve@gitlabhttps://gitlab.com/gitlab-org/gitlab/-/issues/36855
af854a3a-2127-422b-91ae-364da2661108https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22170.json
af854a3a-2127-422b-91ae-364da2661108https://gitlab.com/gitlab-org/gitlab/-/issues/36855

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 9× in last 7d / 17× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 06:53 UTCEG score recompute
2026-05-26 06:53 UTCGHSA enrichment
2026-05-24 16:49 UTCepss_batch

Frequently asked(5)

What is CVE-2021-22170?

CVE-2021-22170 is a medium vulnerability published on December 6, 2021. Assuming a database breach, nonce reuse issues in GitLab 11.6+ allows an attacker to decrypt some of the database's encrypted content

When was CVE-2021-22170 disclosed?

CVE-2021-22170 was first published in the National Vulnerability Database on December 6, 2021, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-22170 actively exploited?

CVE-2021-22170 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 20.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-22170?

CVE-2021-22170 has a CVSS v3 base score of 6.2 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 7.5.

How do I remediate CVE-2021-22170?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-22170, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2021-22170

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CVE-2021-22170

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-22170?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)