CVE-2025-63829
HIGHCVSS 7.5/10EPSS 0.28%
Last modified
CVE-2025-63829 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. eProsima Fast-DDS v3.3 and before has an infinite loop vulnerability caused by integer overflow in the Time_t:: fraction() function.. EPSS estimates a 0.28% chance of exploitation in the next 30 days.
Description
eProsima Fast-DDS v3.3 and before has an infinite loop vulnerability caused by integer overflow in the Time_t:: fraction() function.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Eprosima | Fast Dds | <= 3.3.0 |
References
- https://gist.github.com/lkloliver/b00377bec754d4aa1dc731be210d5889Exploit, Mitigation, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2025-63829?
eProsima Fast-DDS v3.3 and before has an infinite loop vulnerability caused by integer overflow in the Time_t:: fraction() function.
How severe is CVE-2025-63829?
CVE-2025-63829 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.28% probability of exploitation in the next 30 days.
How do I fix CVE-2025-63829?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
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Are you affected by CVE-2025-63829?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST