CVE-2018-5501

MEDIUMNVD 5.95.9—Trending — 3 sources updated this week

5.9

In some circumstances, on F5 BIG-IP systems running 13.0.0, 12.1.0 - 12.1.3.1, any 11.6.x or 11.5.x release, or 11.2.1, TCP DNS profile allows excessive buffering due to lack of flow control.

CVSS v3: 5.9
EG Score: 5.9(medium)
EPSS: 75.9%
KEV: Not listed

Published

March 1, 2018

Last Modified

November 21, 2024

References (4)

f5sirt@f5http://www.securityfocus.com/bid/103211
f5sirt@f5https://support.f5.com/csp/article/K44200194
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/103211
af854a3a-2127-422b-91ae-364da2661108https://support.f5.com/csp/article/K44200194

Weakness Classification(1)

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

CWE-400Uncontrolled Resource Consumption (Denial of Service)

Data Freshness Timeline

(refreshed 11× in last 7d / 16× 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
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 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 13:43 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 10:56 UTCEG score recompute
2026-05-28 10:56 UTCGHSA enrichment
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-2018-5501?

CVE-2018-5501 is a medium vulnerability published on March 1, 2018. In some circumstances, on F5 BIG-IP systems running 13.0.0, 12.1.0 - 12.1.3.1, any 11.6.x or 11.5.x release, or 11.2.1, TCP DNS profile allows excessive buffering due to lack of flow control.

When was CVE-2018-5501 disclosed?

CVE-2018-5501 was first published in the National Vulnerability Database on March 1, 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-2018-5501 actively exploited?

CVE-2018-5501 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 75.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-5501?

CVE-2018-5501 has a CVSS v3 base score of 5.9 (NVD).

How do I remediate CVE-2018-5501?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-5501, 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-2018-5501

Explore →

Is Your Infrastructure Affected by CVE-2018-5501?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2018-5501

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-5501?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)