CVE-2024-25389
HIGHCVSS 7.5/10EPSS 0.82%
Last modified
CVE-2024-25389 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. RT-Thread through 5.0.2 generates random numbers with a weak algorithm of "seed = 214013L * seed + 2531011L; return (seed >> 16) & 0x7FFF;" in calc_random in drivers/misc/rt_random.c.. EPSS estimates a 0.82% chance of exploitation in the next 30 days.
Description
RT-Thread through 5.0.2 generates random numbers with a weak algorithm of "seed = 214013L * seed + 2531011L; return (seed >> 16) & 0x7FFF;" in calc_random in drivers/misc/rt_random.c.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Rt-Thread | Rt-Thread | <= 5.0.2 |
References
- http://www.openwall.com/lists/oss-security/2024/03/05/1Issue Tracking, Mailing List
- https://github.com/RT-Thread/rt-thread/issues/8283Issue Tracking, Mitigation
- https://github.com/hnsecurity/vulns/blob/main/HNS-2024-05-rt-thread.txtThird Party Advisory
- https://seclists.org/fulldisclosure/2024/Mar/28Mailing List
- https://security.humanativaspa.it/multiple-vulnerabilities-in-rt-thread-rtos/Third Party Advisory
- http://www.openwall.com/lists/oss-security/2024/03/05/1Issue Tracking, Mailing List
- https://github.com/RT-Thread/rt-thread/issues/8283Issue Tracking, Mitigation
- https://github.com/hnsecurity/vulns/blob/main/HNS-2024-05-rt-thread.txtThird Party Advisory
- https://seclists.org/fulldisclosure/2024/Mar/28Mailing List
- https://security.humanativaspa.it/multiple-vulnerabilities-in-rt-thread-rtos/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2024-25389?
RT-Thread through 5.0.2 generates random numbers with a weak algorithm of "seed = 214013L * seed + 2531011L; return (seed >> 16) & 0x7FFF;" in calc_random in drivers/misc/rt_random.c.
How severe is CVE-2024-25389?
CVE-2024-25389 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.82% probability of exploitation in the next 30 days.
How do I fix CVE-2024-25389?
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.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2024-25389?
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Scan your code nowSource: NVD / NIST