Vulnerability · Published May 5, 2022 · Assigned by icscert
CVE-2021-38435RTI Connext DDS Professional and Connext DDS Secure Incorrect Calculation of Buffer Size
Medium 6.6
In plain English
A medium-severity security flaw in Connext DDS Professional from RTI. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 73% of all known vulnerabilities).
Severity (CVSS 3.1)6.6Medium
Exploit odds (30 days)1.4%top 26.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| RTI | Connext DDS Professional | 4.2x – through 6.1.0 |
| RTI | Connext DDS Secure | 4.2x – through 6.1.0 |
Weakness: CWE-131 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H