Review reviewHigh
CVE-2025-65865
fast dds
An integer overflow in eProsima Fast-DDS v3.3 allows attackers to cause a Denial of Service (DoS) via a crafted input.
- CVSS
- 7.5
- EPSS
- 0.35% 27.7% percentile
- CISA KEV
- Not listed
- Published
- 2025.12.24
Review review
The CVSS severity warrants an early asset and exposure review.
Known exploitationNot established by KEV
Exploit probability0.35%
Technical severityCVSS 7.5
Vulnerability overview
An integer overflow in eProsima Fast-DDS v3.3 allows attackers to cause a Denial of Service (DoS) via a crafted input.
Affected product and versions
- Product
- fast dds
- Affected versions
- 3.3.0
- Fixed versions
- No verified fixed-version field is available yet
Recommended response sequence
Confirm exposure before applying a vendor-supported change.
- 1Identify
Confirm that fast dds and an affected version are present.
- 2Prioritize
Combine exploitation signals with asset exposure and business criticality.
- 3Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
- 4Verify
Recheck the version, service health, access paths, and relevant logs.
Technical data
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CWE
- CWE-190