Vulnerability · Published May 5, 2022 · Assigned by icscert
CVE-2021-38425eProsima Fast DDS Network Amplification
High 7.5
In plain English
A high-severity security flaw in Fast DDS from eProsima. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 5.0% (higher than 92% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)5.0%top 7.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | fastdds | 2.6.1+ds-1 | DEBIAN-CVE-2021-38425 |
| Debian:13 | fastdds | 2.6.1+ds-1 | DEBIAN-CVE-2021-38425 |
Affected products (as reported)
Weakness: CWE-406 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References
- https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02 x_refsource_CONFIRM
- https://github.com/eProsima/Fast-DDS x_refsource_CONFIRM