CVE-2020-4018 Cross-site request forgery in Crucible

What is CVE-2020-4018?

CVE-2020-4018 is a high-severity vulnerability in Atlassian Crucible, published on 1 Jun 2020. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

The setup resources in Atlassian Fisheye and Crucible before version 4.8.1 allows remote attackers to complete the setup process via a cross-site request forgery (CSRF) vulnerability.

Weakness: CWE-352

Which versions are affected by CVE-2020-4018?

It affects 2 products.

Products include Atlassian Crucible, Atlassian Fisheye.

How do I fix CVE-2020-4018?

No fix has been published for CVE-2020-4018 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-4018 being exploited?

There is no known exploitation of CVE-2020-4018 in the wild and no public exploit code.

Other vulnerabilities in Atlassian Crucible

• CVE-2021-43958 Security feature bypass in Crucible Critical 9.8
• CVE-2017-16861 Code injection in Fisheye and Crucible Critical 9.8
• CVE-2017-14591 Command injection in Fisheye and Crucible Critical 9.0
• CVE-2018-13399 Privilege escalation in Fisheye and Crucible High 7.8
• CVE-2021-43957 Path traversal in Crucible High 7.5

All Atlassian Crucible vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-p24q-jv27-xq4x.