CVE-2024-25394

Name: CVE-2024-25394
Creator: NVD / NIST
Published: 2024-03-27T03:15:11.83+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.64%

Last modified Jun 17, 2026

CVE-2024-25394 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. A buffer overflow occurs in utilities/ymodem/ry_sy.c in RT-Thread through 5.0.2 because of an incorrect sprintf call or a missing '\0' character.. EPSS estimates a 0.64% chance of exploitation in the next 30 days.

Description

A buffer overflow occurs in utilities/ymodem/ry_sy.c in RT-Thread through 5.0.2 because of an incorrect sprintf call or a missing '\0' character.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.64%

45.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-120

Affected Software

Vendor	Product	Versions
Rt-Thread	Rt-Thread	<= 5.0.2

References

http://www.openwall.com/lists/oss-security/2024/03/05/1Mailing List
https://github.com/RT-Thread/rt-thread/issues/8291Issue Tracking
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://seclists.org/fulldisclosure/2024/Mar/28
http://www.openwall.com/lists/oss-security/2024/03/05/1Mailing List
https://github.com/RT-Thread/rt-thread/issues/8291Issue Tracking
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: Mar 27, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-25394?

A buffer overflow occurs in utilities/ymodem/ry_sy.c in RT-Thread through 5.0.2 because of an incorrect sprintf call or a missing '\0' character.

How severe is CVE-2024-25394?

CVE-2024-25394 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.

How do I fix CVE-2024-25394?

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.

Are you affected by CVE-2024-25394?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST