Cyber Resilience

CVE-2024-42903

Medium

Published: 03 September 2024

Published
03 September 2024
Modified
13 March 2025
KEV Added
—
Patch
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CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
EPSS Score 0.0031 54.7th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-42903 is a medium-severity Injection (CWE-74) vulnerability in Limesurvey Limesurvey. Its CVSS base score is 6.5 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked in the top 45.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A Host header injection vulnerability in the password reset function of LimeSurvey v.6.6.1+240806 and before allows attackers to send users a crafted password reset link that will direct victims to a malicious domain.

CWE(s)
CWE-74

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
T1566.003 Spearphishing via Service Initial Access
Adversaries may send spearphishing messages via third-party services in an attempt to gain access to victim systems.
attack.mitre.org →
Why these techniques?

Host header injection in LimeSurvey's password reset enables exploitation of a public-facing application (T1190) to send legitimate-looking emails with malicious reset links to victim domains, facilitating spearphishing via service (T1566.003).

Affected Assets

limesurvey
limesurvey
≤ 6.6.1\+240806

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SA-11 Developer Testing and Evaluation
addresses: CWE-74

Developer assessments and testing (including injection-focused techniques) identify improper neutralization of special elements, and the verifiable flaw remediation corrects them pre-deployment.

SI-4 System Monitoring
addresses: CWE-74

Identifies indicators of injection attacks (command, SQL, LDAP, etc.) via anomaly and attack monitoring.

References