Vulnerability Monitor

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CVE-2021-37843

The resolution SAML SSO apps for Atlassian products allow a remote attacker to login to a user account when only the username is known (i.e., no other authentication is provided). The fixed versions are for Jira: 3.6.6.1, 4.0.12, 5.0.5; for Confluence 3.6.6, 4.0.12, 5.0.5; for Bitbucket 2.5.9, 3.6.6, 4.0.12, 5.0.5; for Bamboo 2.5.9, 3.6.6, 4.0.12, 5.0.5; and for Fisheye 2.5.9.

Published

2021-08-02T19:15:08.567

Last Modified

2024-11-21T06:15:57.710

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

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

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

10.0

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-306
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application atlassian saml_single_sign_on < 2.5.9 Yes
Application atlassian saml_single_sign_on < 2.5.9 Yes
Application atlassian saml_single_sign_on < 2.5.9 Yes
Application atlassian saml_single_sign_on < 3.5.6 Yes
Application atlassian saml_single_sign_on < 3.6.6.1 Yes
Application atlassian saml_single_sign_on < 3.6.6 Yes
Application atlassian saml_single_sign_on < 3.6.6 Yes
Application atlassian saml_single_sign_on < 3.6.6.1 Yes
Application atlassian saml_single_sign_on < 4.0.12 Yes
Application atlassian saml_single_sign_on < 4.0.12 Yes
Application atlassian saml_single_sign_on < 4.0.12 Yes
Application atlassian saml_single_sign_on < 4.0.12 Yes
Application atlassian saml_single_sign_on < 5.0.5 Yes
Application atlassian saml_single_sign_on < 5.0.5 Yes
Application atlassian saml_single_sign_on < 5.0.5 Yes
Application atlassian saml_single_sign_on < 5.0.5 Yes
References