CVE-2021-38487

CriticalCVSS 9.1/10Last modified Jun 17, 2026

Description

RTI Connext Professional versions 4.1 to 6.1.0, and Connext Micro versions 2.4 and later are vulnerable when an attacker sends a specially crafted packet to flood target devices with unwanted traffic. This may result in a denial-of-service condition and information exposure.

Metrics

CVSS 3.1 9.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Weakness enumeration

CWE-406CWE-923

Affected software

No affected versions have been published.

Timeline

Published
May 5, 2022
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-384884.8Delta Electronics DIALink versions 1.2.4.0 and prior is vulnerable to cross-site scripting because an authenticated attacker can inject arbiCVE-2021-384898.2HDD password plaintext is stored in a UEFI variable.CVE-2021-38499.8An authentication bypass vulnerability was discovered in the web interface of the Lenovo Fan Power Controller2 (FPC2) and Lenovo System ManaCVE-2021-384907.5Altova MobileTogether Server before 7.3 SP1 allows XML exponential entity expansion, a different vulnerability than CVE-2021-37425.CVE-2021-384916.5Mixed-content checks were unable to analyze opaque origins which led to some mixed content being loaded. This vulnerability affects Firefox CVE-2021-384926.5When delegating navigations to the operating system, Firefox would accept the `mk` scheme which might allow attackers to launch pages and exCVE-2021-384938.8Mozilla developers reported memory safety bugs present in Firefox 91 and Firefox ESR 78.13. Some of these bugs showed evidence of memory corCVE-2021-384948.8Mozilla developers reported memory safety bugs present in Firefox 91. Some of these bugs showed evidence of memory corruption and we presumeCVE-2021-384958.8Mozilla developers reported memory safety bugs present in Thunderbird 78.13.0. Some of these bugs showed evidence of memory corruption and wCVE-2021-384968.8During operations on MessageTasks, a task may have been removed while it was still scheduled, resulting in memory corruption and a potentialCVE-2021-384976.5Through use of reportValidity() and window.open(), a plain-text validation message could have been overlaid on another origin, leading to poCVE-2021-384987.5During process shutdown, a document could have caused a use-after-free of a languages service object, leading to memory corruption and a pot
CVE-2021-38487: Critical severity, CVSS 9.1 | Vulnix