CVE-2021-38425 eProsima Fast DDS Network Amplification

2022-05-0515:24:24

CWE-406

icscert

www.cve.org

eprosima fast dds

network amplification

denial-of-service

information exposure

cve-2021-38425

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

9.1

Confidence

High

EPSS

0.002

Percentile

56.6%

JSON

eProsima Fast DDS versions prior to 2.4.0 (#2269) are susceptible to exploitation when an attacker sends a specially crafted packet to flood a target device with unwanted traffic, which may result in a denial-of-service condition and information exposure.

CNA Affected

[
  {
    "product": "Fast DDS",
    "vendor": "eProsima",
    "versions": [
      {
        "lessThan": "2.4.0 (#2269)",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]