CVE-2017-7671

HIGHNVD 7.57.5—

7.5

There is a DOS attack vulnerability in Apache Traffic Server (ATS) 5.2.0 to 5.3.2, 6.0.0 to 6.2.0, and 7.0.0 with the TLS handshake. This issue can cause the server to coredump.

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 89.0%
KEV: Not listed

Published

February 27, 2018

Last Modified

November 21, 2024

References (4)

security@apachehttps://lists.apache.org/thread.html/203bdcf9bbb718f3dc6f7aaf3e2af632474d51fa9e7bfb7832729905%40%3Cdev.trafficserver.apache.org%3E
security@apachehttps://www.debian.org/security/2018/dsa-4128
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/203bdcf9bbb718f3dc6f7aaf3e2af632474d51fa9e7bfb7832729905%40%3Cdev.trafficserver.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2018/dsa-4128

Weakness Classification(1)

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

CWE-20Improper Input Validation

Data Freshness Timeline

(refreshed 12× 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.

2026-06-07 15:22 UTCepss_batch
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Frequently asked(5)

What is CVE-2017-7671?

CVE-2017-7671 is a high vulnerability published on February 27, 2018. There is a DOS attack vulnerability in Apache Traffic Server (ATS) 5.2.0 to 5.3.2, 6.0.0 to 6.2.0, and 7.0.0 with the TLS handshake. This issue can cause the server to coredump.

When was CVE-2017-7671 disclosed?

CVE-2017-7671 was first published in the National Vulnerability Database on February 27, 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-2017-7671 actively exploited?

CVE-2017-7671 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 89.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2017-7671?

CVE-2017-7671 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2017-7671?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-7671, 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-2017-7671

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2017-7671?

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References (4)

Frequently asked(5)

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