CVE-2018-16738

LOWNVD 3.73.7—

3.7

tinc 1.0.30 through 1.0.34 has a broken authentication protocol, although there is a partial mitigation. This is fixed in 1.1.

CVSS v3: 3.7
EG Score: 3.7(medium)
EPSS: 45.3%
KEV: Not listed

Published

October 10, 2018

Last Modified

November 21, 2024

References (8)

cve@mitrehttp://tinc-vpn.org/security/
cve@mitrehttp://www.tinc-vpn.org/git/browse?p=tinc%3Ba=commit%3Bh=d3297fbd3b8c8c8a4661f5bbf89aca5cacba8b5a
cve@mitrehttps://www.debian.org/security/2018/dsa-4312
cve@mitrehttps://www.starwindsoftware.com/security/sw-20190227-0002/
af854a3a-2127-422b-91ae-364da2661108http://tinc-vpn.org/security/
af854a3a-2127-422b-91ae-364da2661108http://www.tinc-vpn.org/git/browse?p=tinc%3Ba=commit%3Bh=d3297fbd3b8c8c8a4661f5bbf89aca5cacba8b5a
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2018/dsa-4312
af854a3a-2127-422b-91ae-364da2661108https://www.starwindsoftware.com/security/sw-20190227-0002/

Weakness Classification(1)

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

CWE-287Improper Authentication

Data Freshness Timeline

(refreshed 10× in last 7d / 20× 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.

2026-06-04 13:10 UTCepss_batch
2026-06-04 13:10 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:41 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 02:14 UTCEG score recompute
2026-05-28 02:14 UTCGHSA enrichment
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 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

Frequently asked(5)

What is CVE-2018-16738?

CVE-2018-16738 is a low vulnerability published on October 10, 2018. tinc 1.0.30 through 1.0.34 has a broken authentication protocol, although there is a partial mitigation. This is fixed in 1.1.

When was CVE-2018-16738 disclosed?

CVE-2018-16738 was first published in the National Vulnerability Database on October 10, 2018, 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-2018-16738 actively exploited?

CVE-2018-16738 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 45.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-16738?

CVE-2018-16738 has a CVSS v3 base score of 3.7 (NVD).

How do I remediate CVE-2018-16738?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-16738, 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.

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CVE-2018-16738

📅 Published

🔄 Last Modified

🔗 References (8)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-16738?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (8)

Frequently asked(5)

Related CVEs(same CWE)