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CVE-2021-38425

Published: 5 May 2022

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.

Priority

Medium

Cvss 3 Severity Score

9.1

Score breakdown

Status

Package Release Status
fastdds
Launchpad, Ubuntu, Debian
upstream
Released (2.10.1+ds-3)
jammy
Released (2.5.0+ds-3ubuntu0.1~esm1)
Available with Ubuntu Pro
lunar Not vulnerable
(2.9.1+ds-1)
impish Ignored
(end of life)
kinetic Ignored
(end of life, was needs-triage)
mantic Not vulnerable
(2.10.1+ds-3)
dds
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(code not present)
focal Not vulnerable
(code not present)
impish Not vulnerable
(code not present)
jammy Not vulnerable
(code not present)
upstream Not vulnerable
(code not present)
kinetic Not vulnerable
(code not present)
lunar Not vulnerable
(code not present)
mantic Not vulnerable
(code not present)

Severity score breakdown

Parameter Value
Base score 9.1
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H