Bhima 1.27.0 - Sensitive Information Disclosure via IDOR

Summary

NameBhima 1.27.0 - Sensitive Information Disclosure via IDOR
Code name
ProductBhima
Affected versionsVersion 1.27.0
StatePublic
Release date2023-04-10

Vulnerability

KindInsecure object reference
Rule
RemoteYes
CVSSv3.1 VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSSv3.1 Base Score6.5
Exploit availableYes
CVE ID(s)

Description

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

Vulnerability

This vulnerability occurs because the application is vulnerable to IDOR, it does not correctly validate user permissions with respect to certain actions that can be performed by the user.

Exploitation

Evidence of exploitation

idor-leak-data

Our security policy

We have reserved the ID CVE-2023-0967 to refer to this issue from now on.

System Information

  • Version: Bhima 1.27.0

  • Operating System: GNU/Linux

Mitigation

There is currently no patch available for this vulnerability.

Credits

The vulnerability was discovered by Carlos Bello from Fluid Attacks' Offensive Team.

References

Vendor page https://github.com/IMA-WorldHealth/bhima/

Timeline

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2023-02-22

Vulnerability discovered.

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2023-02-22

Vendor contacted.

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2023-02-22

Vendor replied acknowledging the report.

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2023-04-10

Public Disclosure.

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