CVE-2025-65865 — HIGH (7.5)

Vulnerability Description

An integer overflow in eProsima Fast-DDS v3.3 allows attackers to cause a Denial of Service (DoS) via a crafted input.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Eprosima	Fast Dds	3.3.0

Related Weaknesses (CWE)

CWE-190

References

http://eprosima.comProduct
http://fast-dds.comBroken LinkNot Applicable
https://gist.github.com/lkloliver/7aa48cb9fc7a1dd74cb595212bb69d33Third Party Advisory
https://github.com/lkloliver/poc/blob/main/Detail.mdBroken LinkExploit

FAQ

What is CVE-2025-65865?

CVE-2025-65865 is a vulnerability with a CVSS score of 7.5 (HIGH). An integer overflow in eProsima Fast-DDS v3.3 allows attackers to cause a Denial of Service (DoS) via a crafted input.

How severe is CVE-2025-65865?

CVE-2025-65865 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-65865?

Check the references section above for vendor advisories and patch information. Affected products include: Eprosima Fast Dds.