Denial of Service Vulnerability in lm-sys FastChat Software
CVE-2024-10912

7.5HIGH

Key Information:

Vendor
Lm-sys
Status
Lm-sys/fastchat
Vendor
CVE Published:
20 March 2025

Summary

A Denial of Service vulnerability has been identified in the file upload functionality of FastChat software version 0.2.36. This issue arises from inadequate handling of large filenames in form-data during file uploads. An attacker can exploit this vulnerability by sending a payload that includes a filename of excessive length, which may overwhelm the server and cause it to become unavailable to legitimate users. This could lead to significant disruptions in service, impacting user accessibility and application reliability.

Affected Version(s)

lm-sys/fastchat <= unspecified

References

https://huntr.com/bounties/52f335b8-1134-4d0f-acb4-efef51...

CVSS V3.0

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.