CVE-2019-1258

Description

An elevation of privilege vulnerability exists in Azure Active Directory Authentication Library On-Behalf-Of flow, in the way the library caches tokens. This vulnerability allows an authenticated attacker to perform actions in context of another user.The authenticated attacker can exploit this vulneraiblity by accessing a service configured for On-Behalf-Of flow that assigns incorrect tokens.This security update addresses the vulnerability by removing fallback cache look-up for On-Behalf-Of scenarios.

Risk Information

Base Score

8.8

MODERATE

Vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Score

Exploitation Probability

10.646

Associated Vulnerability

Vulnerability	OS Platform
Vulnerabilities CVE-2019-1258 are fixed in Nuget - microsoft.identitymodel.clients.activedirectory 5.2.0	Windows
Vulnerabilities CVE-2019-1258 are fixed in Nuget - microsoft.identitymodel.clients.activedirectory for Linux 5.2.0	Linux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234