CVE-2021-38435

RTI Connext DDS Professional and Connext DDS Secure Versions 4.2x to 6.1.0 not correctly calculate the size when allocating the buffer, which may result in a buffer overflow.

CVSS v3 6.6 MEDIUM
CVSS v2.0 7.5 HIGH

6.6^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 4.7

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://support.rti.com/s/login/?ec=302&startURL=%2Fs%2F	Permissions Required Vendor Advisory
https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02	Third Party Advisory US Government Resource
https://support.rti.com/s/login/?ec=302&startURL=%2Fs%2F	Permissions Required Vendor Advisory
https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02	Third Party Advisory US Government Resource

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:rti:connext_professional::::::::
	cpe:2.3:a:rti:connext_secure::::::::

History

05 Feb 2025, 13:26

Type	Values Removed	Values Added
First Time		Rti connext Secure Rti connext Professional
CPE	cpe:2.3:a:rti:connext_dds_professional:::::::: cpe:2.3:a:rti:connext_dds_secure::::::::	cpe:2.3:a:rti:connext_professional:::::::: cpe:2.3:a:rti:connext_secure::::::::

Information

Published : 2022-05-05 17:15

Updated : 2025-02-05 13:26

NVD link : CVE-2021-38435

Mitre link : CVE-2021-38435

CVE.ORG link : CVE-2021-38435

JSON object : View

Products Affected

rti

connext_secure
connext_professional

CWE

CWE-131

Incorrect Calculation of Buffer Size

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