Security Updates for Outlook (July 2023)

high Nessus Plugin ID 178165

Synopsis

The Microsoft Outlook application installed on the remote host is affected by multiple vulnerabilities.

Description

The Microsoft Outlook application installed on the remote host is missing security updates. It is, therefore, affected by multiple vulnerabilities:

- A session spoofing vulnerability exists. An attacker can exploit this to perform actions with the privileges of another user. (CVE-2023-33151)

- A security feature bypass vulnerability exists. An attacker can exploit this and bypass the security feature and perform unauthorized actions compromising the integrity of the system/application.
(CVE-2023-35311)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Microsoft has released the following security updates to address this issue:
-KB5002427
-KB5002432

See Also

https://support.microsoft.com/en-us/help/5002427

https://support.microsoft.com/en-us/help/5002432

Plugin Details

Severity: High

ID: 178165

File Name: smb_nt_ms23_jul_outlook.nasl

Version: 1.5

Type: local

Agent: windows

Published: 7/11/2023

Updated: 8/15/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:N

CVSS Score Source: CVE-2023-33151

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 7

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

Temporal Vector: CVSS:3.0/E:F/RL:O/RC:C

CVSS Score Source: CVE-2023-35311

Vulnerability Information

CPE: cpe:/a:microsoft:outlook

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/11/2023

Vulnerability Publication Date: 7/11/2023

CISA Known Exploited Vulnerability Due Dates: 8/1/2023

Reference Information

CVE: CVE-2023-33151, CVE-2023-35311

IAVA: 2023-A-0344-S

MSFT: MS23-5002427, MS23-5002432

MSKB: 5002427, 5002432