534
VMScore

CVE-2019-13347

Published: 13/12/2019 Updated: 24/08/2020
CVSS v2 Base Score: 6 | Impact Score: 6.4 | Exploitability Score: 6.8
CVSS v3 Base Score: 7.5 | Impact Score: 5.9 | Exploitability Score: 1.6
VMScore: 534
Vector: AV:N/AC:M/Au:S/C:P/I:P/A:P

Vulnerability Summary

An issue exists in the SAML Single Sign On (SSO) plugin for several Atlassian products affecting versions 3.1.0 up to and including 3.2.2 for Jira and Confluence, versions 2.4.0 up to and including 3.0.3 for Bitbucket, and versions 2.4.0 up to and including 2.5.2 for Bamboo. It allows locally disabled users to reactivate their accounts just by browsing the affected Jira/Confluence/Bitbucket/Bamboo instance, even when the applicable configuration option of the plugin has been disabled ("Reactivate inactive users"). Exploiting this vulnerability requires an malicious user to be authorized by the identity provider and requires that the plugin's configuration option "User Update Method" have the "Update from SAML Attributes" value.

Vulnerability Trend

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atlassian saml single sign on