CVE-2019-5645 - Vulnerability Details - OpenCVE

By sending a specially crafted HTTP GET request to a listening Rapid7 Metasploit HTTP handler, an attacker can register an arbitrary regular expression. When evaluated, this malicious handler can either prevent new HTTP handler sessions from being established, or cause a resource exhaustion on the Metasploit server.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

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.

The EPSS score is 0.49181.

Key SSVC decision points have not yet been added.

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

Vendor Product Default status Versions

Rapid7

Metasploit Framework

unaffected

Version	Status	Constraints
`0`	affected	≤ 5.0.27

Configuration 1 [-]

cpe:2.3:a:rapid7:metasploit:*:*:*:*:*:*:*:*

No data.

No data.

Project Subscriptions

Vendors	Products
Rapid7 Subscribe	Metasploit Subscribe

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://github.com/rapid7/metasploit-framework/commit/5621d200ccf62e4a8f0dad80c1c74f4e0e52d86b
https://github.com/rapid7/metasploit-framework/pull/11966
https://github.com/rapid7/metasploit-framework/pull/12433

History

Fri, 23 Oct 2026 00:45:00 +0000

Type	Values Removed	Values Added
References		https://github.com/rapid7/metasploit-framework/commit/5621d200ccf62e4a8f0dad80c1c74f4e0e52d86b https://github.com/rapid7/metasploit-framework/pull/11966

Projects

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MITRE

Status: PUBLISHED

Assigner: rapid7

Published: 2020-09-01T14:35:12.880Z

Updated: 2026-10-23T00:10:04.483Z

Reserved: 2019-01-07T00:00:00.000Z

Link: CVE-2019-5645

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-09-01T15:15:11.983

Modified: 2026-10-23T01:16:53.113

Link: CVE-2019-5645

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-400

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