CVE-2021-37843

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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.

9.8 /10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5 /10

CVSS v2.0 : HIGH

V2 Legend

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
https://wiki.resolution.de/doc/saml-sso/5.0.x/all/security-advisories/2021-07-29-authentication-bypass-network-attacker-can-login-to-users-accounts-when-usernames-are-known Third Party Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:bamboo:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:bitbucket:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:fisheye:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:confluence:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:jira:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:bamboo:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:bitbucket:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:confluence:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:bamboo:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:bitbucket:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:confluence:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:jira:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:bamboo:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:bitbucket:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:confluence:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:jira:*:*
History

11 Aug 2021, 13:53

Type Values Removed Values Added
References (MISC) https://wiki.resolution.de/doc/saml-sso/5.0.x/all/security-advisories/2021-07-29-authentication-bypass-network-attacker-can-login-to-users-accounts-when-usernames-are-known - (MISC) https://wiki.resolution.de/doc/saml-sso/5.0.x/all/security-advisories/2021-07-29-authentication-bypass-network-attacker-can-login-to-users-accounts-when-usernames-are-known - Third Party Advisory
CPE cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:bamboo:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:bitbucket:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:confluence:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:fisheye:*:*
cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:jira:*:*
CWE CWE-306
CVSS v2 : unknown
v3 : unknown 		v2 : 7.5
v3 : 9.8

02 Aug 2021, 19:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-08-02 19:15

Updated : 2023-12-10 13:55

NVD link : CVE-2021-37843

Mitre link : CVE-2021-37843

CVE.ORG link : CVE-2021-37843

JSON object : View

Products Affected

atlassian

  • saml_single_sign_on
CWE
CWE-306

Missing Authentication for Critical Function