Cyber Resilience

CVE-2021-43498

HighPublic PoC

Published: 08 April 2022

Published
08 April 2022
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS Score 0.0083 75.0th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-43498 is a high-severity Weak Password Recovery Mechanism for Forgotten Password (CWE-640) vulnerability in Atutor Atutor. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 25.0% 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

An Access Control vulnerability exists in ATutor 2.2.4 in password_reminder.php when the g, id, h, form_password_hidden, and form_change HTTP POST parameters are set.

CWE(s)
CWE-640

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

atutor
atutor
2.2.4

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.

IA-5 Authenticator Management
addresses: CWE-640

Establishing procedures for lost or compromised authenticators addresses weak password recovery mechanisms.

References