What is CVE-2017-16858?

CVE-2017-16858 is a medium-severity vulnerability in Atlassian Crowd, classified under Incorrect Authorization. CVSS score: 6.8/10. Published 2018-01-31.

How severe is CVE-2017-16858?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Auth bypass in Atlassian Crowd

CVE-2017-16858

The 'crowd-application' plugin module (notably used by the Google Apps plugin) in Atlassian Crowd from version 1.5.0 before version 3.1.2 allowed an attacker to impersonate a Crowd user in REST requests by being able to authenticate to a d…

Vulnerability class: Broken Access Control

EPSS: 0.006 (43.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Atlassian Crowd — versions from 1.5.0 before 3.1.2

Weakness classification (CWE)

CWE-863 — Incorrect Authorization
CWE-287 — Improper Authentication

References

security@atlassian.com (x_refsource_CONFIRM, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2017-16858?: CVE-2017-16858 is a medium-severity vulnerability in Atlassian Crowd, classified under Incorrect Authorization. CVSS score: 6.8/10. Published 2018-01-31.
How severe is CVE-2017-16858?: Medium severity. CVSS v3 base score is 6.8 out of 10.