How severe is CVE-2024-25393?

CVE-2024-25393 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-25393 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-25393?

CVE-2024-25393 affects Rt-thread. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-25393?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2024-25393 have an EU (EUVD) identifier?

Yes. CVE-2024-25393 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-22726.

When was CVE-2024-25393 published?

CVE-2024-25393 was published on 2024-03-27 and last updated on 2026-06-17.

CVE-2024-25393

CVE-2024-25393 is a critical-severity vulnerability in Rt-thread with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-121.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (61st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-22726
Weakness: CWE-121
Affected product: Rt-thread
Published: 2024-03-27
Last modified: 2026-06-17

Description

A stack buffer overflow occurs in net/at/src/at_server.c in RT-Thread through 5.0.2.

Frequently asked questions

What is CVE-2024-25393?: A stack buffer overflow occurs in net/at/src/at_server.c in RT-Thread through 5.0.2.
How severe is CVE-2024-25393?: CVE-2024-25393 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-25393 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-25393?: CVE-2024-25393 affects Rt-thread. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-25393?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-25393 have an EU (EUVD) identifier?: Yes. CVE-2024-25393 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-22726.
When was CVE-2024-25393 published?: CVE-2024-25393 was published on 2024-03-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:rt-thread:rt-thread:*:*:*:*:*:*:*:*

More vulnerabilities in Rt-thread

CVE-2024-25395 — High (CVSS 8.8): A buffer overflow occurs in utilities/rt-link/src/rtlink.c in RT-Thread through 5.0.2.
CVE-2024-25391 — High (CVSS 8.4): A stack buffer overflow occurs in libc/posix/ipc/mqueue.c in RT-Thread through 5.0.2.
CVE-2024-25390 — High (CVSS 8.4): A heap buffer overflow occurs in finsh/msh_file.c and finsh/msh.c in RT-Thread through 5.0.2.
CVE-2024-25388 — High (CVSS 8.4): drivers/wlan/wlan_mgmt,c in RT-Thread through 5.0.2 has an integer signedness error and resultant buffer overflow.
CVE-2024-24335 — High (CVSS 8.4): A heap buffer overflow occurs in the dfs_v2 romfs filesystem RT-Thread through 5.0.2.
CVE-2024-24334 — High (CVSS 8.4): A heap buffer overflow occurs in dfs_v2 dfs_file in RT-Thread through 5.0.2.

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