CVE-2018-15840

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Published Mar 29, 2019 CVSS 3.0 · 7.5 High EPSS 1.9% KEV · Not listed

Description

TP-Link TL-WR840N devices allow remote attackers to cause a denial of service (networking outage) via fragmented packets, as demonstrated by an "nmap -f" command.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:tp-link:tl-wr840n_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:tp-link:tl-wr840n:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2018-7698	TP-Link TL-WR840N devices allow remote attackers to cause a denial of service (networking outage) via fragmented packets, as demonstrated by an "nmap -f" command.

Metrics

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 1.9% (1.858% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://hackingvila.wordpress.com/2019/02/17/tp-link-wireless-n-router-wr840n-buffer-overflow-cve-2018-15840/

History

No history.

Subscriptions

Tp-link Tl-wr840n Tl-wr840n Firmware

Weaknesses

CWE-119

Sources

CVE record Updated: Aug 5, 2024, 10:01 AM

Status: PUBLISHED
Assigner: mitre
Published: Mar 29, 2019, 5:09 PM
Updated: Aug 5, 2024, 10:01 AM
Reserved: Aug 24, 2018, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 1:43 AM

Status: Modified
Published: Mar 29, 2019, 6:29 PM
Modified: Jun 17, 2026, 1:43 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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