Vulnerability Name:

CVE-2023-21761 (CCN-243228)

Assigned:2022-12-13
Published:2023-01-10
Updated:2023-04-27
Summary:
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
6.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): None
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2023-21761

Source: XF
Type: UNKNOWN
ms-exchange-cve202321761-info-disc(243228)

Source: secure@microsoft.com
Type: UNKNOWN
secure@microsoft.com

Source: CCN
Type: Microsoft Security TechCenter - January 2023
CVE-2023-21761 - Microsoft Exchange Server Information Disclosure Vulnerability

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:microsoft:exchange_server:2016:cumulative_update_22:*:*:*:*:*:*
  • OR cpe:/a:microsoft:exchange_server:2019:cumulative_update_11:*:*:*:*:*:*
  • OR cpe:/a:microsoft:exchange_server:2016:cumulative_update_23:*:*:*:*:*:*
  • OR cpe:/a:microsoft:exchange_server:2019:cumulative_update_12:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    microsoft exchange server 2016 cumulative_update_22
    microsoft exchange server 2019 cumulative_update_11
    microsoft exchange server 2016 cumulative_update_23
    microsoft exchange server 2019 cumulative_update_12