CVE-2021-31780 Information

Description

In app/Model/MispObject.php in MISP 2.4.141 an incorrect sharing group association could lead to information disclosure on an event edit. When an object has a sharing group associated with an event edit the sharing group object is ignored and instead the passed local ID is reused.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Reference

https://github.com/MISP/MISP/commit/a0f08501d2850025892e703f40fb1570c7995478

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

7.5