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CVE-2026-123200 Details

Description

VRPN through 07.36 contains an out-of-bounds stack write vulnerability in vrpn_Endpoint::handle_sender_message() and handle_type_message() that allows unauthenticated remote peers to write outside a stack buffer via an unchecked length index. Attackers can connect, complete the version-cookie exchange, and send a SENDER_DESCRIPTION or TYPE_DESCRIPTION message with an out-of-range or negative index to crash the process.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/vrpn/vrpn/blob/79deb000cc0b47ae49a80c92c78167c02d8a04d8/vrpn_Connection.C#L4482	[email protected]
https://github.com/vrpn/vrpn/blob/79deb000cc0b47ae49a80c92c78167c02d8a04d8/vrpn_Connection.C#L4554	[email protected]
https://github.com/vrpn/vrpn/commit/0da5b0b71e06e8c318a4e674c84caee12251a782	[email protected]
https://github.com/vrpn/vrpn/commit/c893b583d928fd17d756b39271b2eae71766e7f2	[email protected]
https://www.vulncheck.com/advisories/vrpn-through-07.36-out-of-bounds-write-via-sender-description-type-description-length-index	[email protected]

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-129	Improper Validation of Array Index	[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

1 change record found show changes