CVE-2018-15701

MEDIUMNVD 6.56.5—

6.5

The web interface in TP-Link TL-WRN841N 0.9.1 4.16 v0348.0 is vulnerable to a denial of service when an unauthenticated LAN user sends a crafted HTTP header containing an unexpected Cookie field.

CVSS v3: 6.5
EG Score: 6.5(medium)
EPSS: 44.8%
KEV: Not listed

Published

October 1, 2018

Last Modified

November 21, 2024

References (2)

vulnreport@tenablehttps://www.tenable.com/security/research/tra-2018-27
af854a3a-2127-422b-91ae-364da2661108https://www.tenable.com/security/research/tra-2018-27

Weakness Classification(1)

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

CWE-20Improper Input Validation

Data Freshness Timeline

(refreshed 14× in last 7d / 20× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-08 14:14 UTCEPSS rescore
2026-06-08 14:14 UTCEPSS rescore
2026-06-07 15:22 UTCEPSS rescore
2026-06-07 15:22 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-05 22:45 UTCEPSS rescore
2026-06-05 22:44 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-02 20:11 UTCEPSS rescore
2026-06-02 20:11 UTCEPSS rescore
2026-06-01 13:49 UTCEPSS rescore
2026-05-31 22:29 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-29 13:41 UTCEPSS rescore

Frequently asked(5)

What is CVE-2018-15701?

CVE-2018-15701 is a medium vulnerability published on October 1, 2018. The web interface in TP-Link TL-WRN841N 0.9.1 4.16 v0348.0 is vulnerable to a denial of service when an unauthenticated LAN user sends a crafted HTTP header containing an unexpected Cookie field.

When was CVE-2018-15701 disclosed?

CVE-2018-15701 was first published in the National Vulnerability Database on October 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-2018-15701 actively exploited?

CVE-2018-15701 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 44.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-15701?

CVE-2018-15701 has a CVSS v3 base score of 6.5 (NVD).

How do I remediate CVE-2018-15701?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-15701, 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

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CVE-2018-15701

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-15701?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)