Information disclosure in Microsoft Authentication Library



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-1487
CWE-ID CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Microsoft Authentication Library (MSAL)
Mobile applications / Libraries for mobile applications

Vendor Microsoft

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU23498

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-1487

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to unspecified error in Android Apps using Microsoft Authentication Library (MSAL) under specific conditions. A remote authenticated attacker can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Microsoft Authentication Library (MSAL): 0.0.3 - 1.0.9

CPE2.3 External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1487


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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