CVE-2020-4029 Missing authorization in Jira Server and Data Center

Medium 4.3 Published Updated

Remote attackers can enumerate project names in Atlassian Jira Server due to improper authorization checks on a specific REST resource.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-4029?

CVE-2020-4029 is a medium-severity missing authorization vulnerability in Atlassian Jira, published on 1 Jul 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The /rest/project-templates/1.0/createshared resource in Atlassian Jira Server and Data Center before version 8.5.5, from 8.6.0 before 8.7.2, and from 8.8.0 before 8.8.1 allows remote attackers to enumerate project names via an improper authorization vulnerability.

Which versions are affected by CVE-2020-4029?

It affects 4 products.

Products include Atlassian Jira, Atlassian Jira Data Center, Atlassian Jira Server, Atlassian Jira Software Data Center.

How do I fix CVE-2020-4029?

No fix has been published for CVE-2020-4029 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2020-4029 being exploited?

There is no known exploitation of CVE-2020-4029 in the wild and no public exploit code.

All Atlassian Jira vulnerabilities

Sources

Also known as GHSA-w67p-2w4g-fgjp.

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