PT-2026-70556 · Unknown+1 · Reliable Multicast Transport Driver+1

CVE-2026-62816

·

Published

2026-08-11

·

Updated

2026-08-12

CVSS v3.1

8.8

High

VectorAV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Reliable Multicast Transport Driver (RMCAST) (affected versions not specified)
Description A heap-based buffer overflow occurs in the Reliable Multicast Transport Driver (RMCAST), which is a driver used for transmitting data to multiple recipients simultaneously. This flaw allows an unauthorized attacker on an adjacent network to execute arbitrary code and affect the system.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

RCE

Heap Based Buffer Overflow

Integer Overflow

Found an issue in the description? Have something to add? Feel free to write us 👾

Weakness Enumeration

Related Identifiers

BDU:2026-13301
CVE-2026-62816

Affected Products

Reliable Multicast Transport Driver
Windows