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IcscertCVE-2021-38433

HistoryMay 05, 2022 - 5:15 p.m.

CVE-2021-38433

2022-05-0517:15:09

CWE-121

icscert

web.nvd.nist.gov

cve-2021-38433

rti connext

dds professional

dds secure

buffer overflow

vulnerability

arbitrary code

nvd

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.8

Confidence

High

EPSS

Percentile

0.4%

JSON

RTI Connext DDS Professional and Connext DDS Secure Versions 4.2x to 6.1.0 vulnerable to a stack-based buffer overflow, which may allow a local attacker to execute arbitrary code.

Affected configurations

Nvd

Node

rticonnext_dds_professionalRange4.2–6.1.0

rticonnext_dds_secureRange4.2–6.1.0

VendorProductVersionCPE
rticonnext_dds_professional*cpe:2.3:a:rti:connext_dds_professional:*:*:*:*:*:*:*:*
rticonnext_dds_secure*cpe:2.3:a:rti:connext_dds_secure:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
rti	connext_dds_professional	*	cpe:2.3:a:rti:connext_dds_professional::::::::
rti	connext_dds_secure	*	cpe:2.3:a:rti:connext_dds_secure::::::::

CNA Affected

[
  {
    "product": "Connext DDS Professional",
    "vendor": "RTI",
    "versions": [
      {
        "lessThanOrEqual": "6.1.0",
        "status": "affected",
        "version": "4.2x",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "Connext DDS Secure",
    "vendor": "RTI",
    "versions": [
      {
        "lessThanOrEqual": "6.1.0",
        "status": "affected",
        "version": "4.2x",
        "versionType": "custom"
      }
    ]
  }
]

References

support.rti.com/s/login/?ec=302&startURL=%2Fs%2F

www.cisa.gov/uscert/ics/advisories/icsa-21-315-02

Social References

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.8

Confidence

High

EPSS

Percentile

0.4%

JSON

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