CVE-2025-11624

CRITICALCVSS 9.8/10EPSS 0.33%

Last modified

CVE-2025-11624 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Potential stack buffer overwrite on the SFTP server side when receiving a malicious packet that has a handle size larger than the system handle or file descriptor size, but smaller than max handle size allowed.. EPSS estimates a 0.33% chance of exploitation in the next 30 days.

Description

Potential stack buffer overwrite on the SFTP server side when receiving a malicious packet that has a handle size larger than the system handle or file descriptor size, but smaller than max handle size allowed.

Metrics

Weakness Enumeration

Affected Software

VendorProductVersions
WolfsshWolfssh>= 1.3.0, <= 1.4.20

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-11624?
Potential stack buffer overwrite on the SFTP server side when receiving a malicious packet that has a handle size larger than the system handle or file descriptor size, but smaller than max handle size allowed.
How severe is CVE-2025-11624?
CVE-2025-11624 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.33% probability of exploitation in the next 30 days.
How do I fix CVE-2025-11624?
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.

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Source: NVD / NIST