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.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

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
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

21 Nov 2024, 06:15

Type	Values Removed	Values Added
References	~~() 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~~	() 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

Information

Published : 2021-08-02 19:15

Updated : 2024-11-21 06:15

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

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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."}, {"lang": "es", "value": "Las aplicaciones SAML SSO de resoluci\u00f3n para los productos de Atlassian permiten a un atacante remoto acceder a una cuenta de usuario cuando s\u00f3lo se conoce el nombre de usuario (es decir, no se proporciona ninguna otra autenticaci\u00f3n). Las versiones corregidas son para Jira: 3.6.6.1, 4.0.12, 5.0.5; para Confluence 3.6.6, 4.0.12, 5.0.5; para Bitbucket 2.5.9, 3.6.6, 4.0.12, 5.0.5; para Bamboo 2.5.9, 3.6.6, 4.0.12, 5.0.5; y para Fisheye 2.5.9"}], "lastModified": "2024-11-21T06:15:57.710", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:bamboo:*:*", "vulnerable": true, "matchCriteriaId": "BD39D258-45B8-434F-BCA9-FC48C909B096", "versionEndExcluding": "2.5.9"}, {"criteria": "cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:bitbucket:*:*", "vulnerable": true, "matchCriteriaId": "FA97D8DF-2000-4491-8B4D-112B738DD10E", "versionEndExcluding": "2.5.9"}, {"criteria": "cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:fisheye:*:*", "vulnerable": true, "matchCriteriaId": "CE765A7D-D11F-4BE1-A966-E2D4909F07AE", "versionEndExcluding": "2.5.9"}, {"criteria": "cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:confluence:*:*", "vulnerable": true, "matchCriteriaId": "307D4F7D-A358-4B3D-B71A-D7A1B0D6ADDB", "versionEndExcluding": "3.5.6"}, {"criteria": "cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:jira:*:*", "vulnerable": true, "matchCriteriaId": "AD7C8764-BBB2-42D6-B2D6-BB8DCE397839", "versionEndExcluding": "3.6.6.1"}, {"criteria": "cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:bamboo:*:*", "vulnerable": true, "matchCriteriaId": "BA3485E5-E165-4645-A889-956DF4AB15DD", "versionEndExcluding": "3.6.6", "versionStartIncluding": "3.0.0"}, {"criteria": "cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:bitbucket:*:*", "vulnerable": true, "matchCriteriaId": "8442443B-8EC2-4E57-BA18-084A3E417992", "versionEndExcluding": "3.6.6", "versionStartIncluding": "3.0.0"}, {"criteria": "cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:confluence:*:*", "vulnerable": true, "matchCriteriaId": "C1B8B377-0DF5-45C0-935E-2FAB5D19596F", "versionEndExcluding": "3.6.6.1", "versionStartIncluding": "3.6.0"}, {"criteria": "cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:bamboo:*:*", "vulnerable": true, "matchCriteriaId": "37682F3C-7F5C-45D6-9F99-28C61B273D7F", "versionEndExcluding": "4.0.12", "versionStartIncluding": "4.0.0"}, {"criteria": "cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:bitbucket:*:*", "vulnerable": true, "matchCriteriaId": "EA9F2B09-BF8A-41AA-B778-C5640DA9BCB7", "versionEndExcluding": "4.0.12", "versionStartIncluding": "4.0.0"}, {"criteria": "cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:confluence:*:*", "vulnerable": true, "matchCriteriaId": "569F643B-A3A2-4CEF-B9C7-C95780944C0A", "versionEndExcluding": "4.0.12", "versionStartIncluding": "4.0.0"}, {"criteria": "cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:jira:*:*", "vulnerable": true, "matchCriteriaId": "DE0DEF1A-A4F7-4961-A359-089925518BB3", "versionEndExcluding": "4.0.12", "versionStartIncluding": "4.0.0"}, {"criteria": "cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:bamboo:*:*", "vulnerable": true, "matchCriteriaId": "AEDAD179-BC50-409F-9818-1CFC5786A2E9", "versionEndExcluding": "5.0.5", "versionStartIncluding": "5.0.0"}, {"criteria": "cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:bitbucket:*:*", "vulnerable": true, "matchCriteriaId": "4FCA80B4-5D1C-47EF-B050-25317040D58D", "versionEndExcluding": "5.0.5", "versionStartIncluding": "5.0.0"}, {"criteria": "cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:confluence:*:*", "vulnerable": true, "matchCriteriaId": "C8F83938-C132-4AFA-9171-DED93B641532", "versionEndExcluding": "5.0.5", "versionStartIncluding": "5.0.0"}, {"criteria": "cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:jira:*:*", "vulnerable": true, "matchCriteriaId": "E062ADF6-CA0C-481A-B684-9FC7387976D2", "versionEndExcluding": "5.0.5", "versionStartIncluding": "5.0.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}

9.8 /10