Vulnerability Name:

CVE-2020-0688 (CCN-175247)

Assigned:2019-11-04
Published:2020-02-11
Updated:2022-07-12
Summary:A remote code execution vulnerability exists in Microsoft Exchange software when the software fails to properly handle objects in memory, aka 'Microsoft Exchange Memory Corruption Vulnerability'.
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
8.2 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
8.2 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:9.0 High (CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
9.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-287
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2020-0688

Source: MISC
Type: Exploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/156592/Microsoft-Exchange-2019-15.2.221.12-Remote-Code-Execution.html

Source: MISC
Type: Exploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/156620/Exchange-Control-Panel-Viewstate-Deserialization.html

Source: XF
Type: UNKNOWN
ms-exchange-cve20200688-code-exec(175247)

Source: CCN
Type: Packet Storm Security [03-02-2020]
Microsoft Exchange 2019 15.2.221.12 Remote Code Execution

Source: CCN
Type: Packet Storm Security [03-04-2020]
Exchange Control Panel Viewstate Deserialization

Source: CCN
Type: Microsoft Security TechCenter - February 2020
Microsoft Exchange Validation Key Remote Code Execution Vulnerability

Source: MISC
Type: Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0688

Source: CCN
Type: CYBERSECURITY & INFRASTRUCTURE SECURITY AGENCY
KNOWN EXPLOITED VULNERABILITIES CATALOG

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [03-02-2020]

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [03-05-2020]

Source: CCN
Type: ZDI-20-258
Microsoft Exchange Server Exchange Control Panel Fixed Cryptographic Key Remote Code Execution Vulnerability

Source: MISC
Type: Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-20-258/

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:exchange_server:2013:cumulative_update_23:*:*:*:*:*:*
  • OR cpe:/a:microsoft:exchange_server:2016:cumulative_update_14:*:*:*:*:*:*
  • OR cpe:/a:microsoft:exchange_server:2019:cumulative_update_3:*:*:*:*:*:*
  • OR cpe:/a:microsoft:exchange_server:2019:cumulative_update_4:*:*:*:*:*:*
  • OR cpe:/a:microsoft:exchange_server:2016:cumulative_update_15:*:*:*:*:*:*
  • OR cpe:/a:microsoft:exchange_server:2010:sp3_rollup_30:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:microsoft:exchange_server:2013:cumulative_update_23:*:*:*:*:*:*
  • OR cpe:/a:microsoft:exchange_server:2016:cumulative_update_14:*:*:*:*:*:*
  • OR cpe:/a:microsoft:exchange_server:2019:cumulative_update_3:*:*:*:*:*:*
  • OR cpe:/a:microsoft:exchange_server:2016:cumulative_update_15:*:*:*:*:*:*
  • OR cpe:/a:microsoft:exchange_server:2019:cumulative_update_4:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    microsoft exchange server 2013 cumulative_update_23
    microsoft exchange server 2016 cumulative_update_14
    microsoft exchange server 2019 cumulative_update_3
    microsoft exchange server 2019 cumulative_update_4
    microsoft exchange server 2016 cumulative_update_15
    microsoft exchange server 2010 sp3_rollup_30
    microsoft exchange server 2013 cumulative_update_23
    microsoft exchange server 2016 cumulative_update_14
    microsoft exchange server 2019 cumulative_update_3
    microsoft exchange server 2016 cumulative_update_15
    microsoft exchange server 2019 cumulative_update_4