Cyber Resilience

CVE-2023-0967

MediumPublic PoC

Published: 05 April 2023

Published
05 April 2023
Modified
13 February 2025
KEV Added
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Patch
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CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0016 37.4th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-0967 is a medium-severity Authorization Bypass Through User-Controlled Key (CWE-639) vulnerability in Imaworldhealth Bhima. Its CVSS base score is 6.5 (Medium).

Operationally, ranked at the 37.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

Bhima version 1.27.0 allows an attacker authenticated with normal user permissions to view sensitive data of other application users and data that should only be viewed by the administrator. This is possible because the application is vulnerable to IDOR, it…

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does not properly validate user permissions with respect to certain actions the user can perform.

CWE(s)
CWE-639

Related Threats

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

Affected Assets

imaworldhealth
bhima
1.27.0

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.

AC-24 Access Control Decisions
addresses: CWE-639

Per-request decision making makes it harder to bypass authorization using user-controlled keys without proper validation in the decision process.

AC-3 Access Enforcement
addresses: CWE-639

Consistent enforcement of approved authorizations makes bypassing via user-controlled keys ineffective.

References