Privilege escalation in Microsoft Outlook for Android

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU70232

Risk: Low

CVSSv3.1: 5.5 [CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-24480

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions in the Outlook for Android. An user with physical access to an unlocked device can bypass the application's biometric authentication, which effectively disables the application lock and gives the attacker full access.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Microsoft Outlook for Android: All versions

CPE2.3

• cpe:2.3:a:microsoft:com.microsoft.office.outlook:*:*:*:*:*:*:*:*

External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-24480

Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to perform certain actions on the device.

Is there known malware, which exploits this vulnerability?

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