CVE-2021-37843 (GCVE-0-2021-37843)

Vulnerability from cvelistv5 – Published: 2021-08-02 18:47 – Updated: 2024-08-04 01:30
VLAI?
Summary
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.
Severity ?
9.8 (Critical)
CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:N/S:U/UI:N
CWE
  • n/a
Assigner
References
Show details on NVD website
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\"versionStartIncluding\":\"5.0.0\",\"versionEndExcluding\":\"5.0.5\",\"matchCriteriaId\":\"C8F83938-C132-4AFA-9171-DED93B641532\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:atlassian:saml_single_sign_on:*:*:*:*:*:jira:*:*\",\"versionStartIncluding\":\"5.0.0\",\"versionEndExcluding\":\"5.0.5\",\"matchCriteriaId\":\"E062ADF6-CA0C-481A-B684-9FC7387976D2\"}]}]}],\"references\":[{\"url\":\"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\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"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\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]}]}}"
  }
}


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Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.