Cyber Resilience

CVE-2024-10955

MediumPublic PoC

Published: 20 March 2025

Published
20 March 2025
Modified
15 October 2025
KEV Added
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Patch
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CVSS Score v3 6.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0032 55.4th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-10955 is a medium-severity Inefficient Regular Expression Complexity (CWE-1333) vulnerability in Gaizhenbiao Chuanhuchatgpt. Its CVSS base score is 6.5 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Application Exhaustion Flood (T1499.003); ranked in the top 44.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

A Regular Expression Denial of Service (ReDoS) vulnerability exists in gaizhenbiao/chuanhuchatgpt, as of commit 20b2e02. The server uses the regex pattern `r'<[^>]+>'` to parse user input. In Python's default regex engine, this pattern can take polynomial time to match certain…

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crafted inputs. An attacker can exploit this by uploading a malicious JSON payload, causing the server to consume 100% CPU for an extended period. This can lead to a Denial of Service (DoS) condition, potentially affecting the entire server.

CWE(s)
CWE-1333

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1499.003 Application Exhaustion Flood Impact
Adversaries may target resource intensive features of applications to cause a denial of service (DoS), denying availability to those applications.
attack.mitre.org →
T1499.004 Application or System Exploitation Impact
Adversaries may exploit software vulnerabilities that can cause an application or system to crash and deny availability to users.
attack.mitre.org →
Why these techniques?

ReDoS vulnerability enables CPU exhaustion via crafted JSON input, facilitating application exhaustion flood (T1499.003) and application exploitation for endpoint DoS (T1499.004).

Affected Assets

gaizhenbiao
chuanhuchatgpt
2024-09-19

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References