Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2021-26857


Microsoft Exchange Server Remote Code Execution Vulnerability


Published

2021-03-03T00:15:12.167

Last Modified

2025-03-07T15:37:26.827

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

8.6

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-502
  • Type: Secondary
    CWE-502

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application microsoft exchange_server 2010 Yes
Application microsoft exchange_server 2013 Yes
Application microsoft exchange_server 2013 Yes
Application microsoft exchange_server 2013 Yes
Application microsoft exchange_server 2016 Yes
Application microsoft exchange_server 2016 Yes
Application microsoft exchange_server 2016 Yes
Application microsoft exchange_server 2016 Yes
Application microsoft exchange_server 2016 Yes
Application microsoft exchange_server 2016 Yes
Application microsoft exchange_server 2016 Yes
Application microsoft exchange_server 2016 Yes
Application microsoft exchange_server 2016 Yes
Application microsoft exchange_server 2016 Yes
Application microsoft exchange_server 2016 Yes
Application microsoft exchange_server 2016 Yes
Application microsoft exchange_server 2019 Yes
Application microsoft exchange_server 2019 Yes
Application microsoft exchange_server 2019 Yes
Application microsoft exchange_server 2019 Yes
Application microsoft exchange_server 2019 Yes
Application microsoft exchange_server 2019 Yes
Application microsoft exchange_server 2019 Yes
Application microsoft exchange_server 2019 Yes
Application microsoft exchange_server 2019 Yes

References