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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.6 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
icscertCNA
6.6 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 40%
VendorProductVersion
rticonnext_professional
4.2 ≤
𝑥
< 6.1.0
rticonnext_secure
4.2 ≤
𝑥
< 6.1.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://support.rti.com/s/login/?ec=302&startURL=%2Fs%2F
https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02
https://support.rti.com/s/login/?ec=302&startURL=%2Fs%2F
https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02