by Kastro
Paper/Archive/CVE-2021-38435

CVE-2021-38435

RTI Connext DDS Professional — RTI Connext DDS Professional and Connext DDS Secure Incorrect Calculation of Buffer Size

EPSS 1%CVSS 9.8
critical.is priorityof 100
44
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 73.3.733 × 2014.7No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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

ProductAffectedFixed inSource
Connext DDS Professional4.2x – 6.1.0–CNA
Connext DDS Secure4.2x – 6.1.0–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
icscert (CNA)6.6CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial

References

refcisa.gov/uscert/ics/advisories/icsa-21-315-02refsupport.rti.com/s/login/?ec=302&startURL=%2Fs%2F