CVE-2017-18110 XML external entity in Crowd

What is CVE-2017-18110?

CVE-2017-18110 is a medium-severity vulnerability in Atlassian Crowd, published on 29 Mar 2019. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The administration backup restore resource in Atlassian Crowd before version 3.0.2 and from version 3.1.0 before version 3.1.1 allows remote attackers to read files from the filesystem via a XXE vulnerability.

Weakness: CWE-611

Which versions are affected by CVE-2017-18110?

It affects 1 product.

Products include Atlassian Crowd.

How do I fix CVE-2017-18110?

No fix has been published for CVE-2017-18110 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-18110 being exploited?

There is no known exploitation of CVE-2017-18110 in the wild and no public exploit code.

Other vulnerabilities in Atlassian Crowd

• CVE-2019-11580 Atlassian Crowd and Crowd Data Center Remote Code Execution Exploited Critical 9.8
• CVE-2022-43782 Auth bypass in Crowd Data Center Critical 9.8
• CVE-2016-6496 Deserialization in n/a Critical 9.8
• CVE-2017-18105 Auth bypass in Crowd High 8.1
• CVE-2018-20238 Auth bypass in Crowd High 8.1

Sources

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

Also known as GHSA-6w64-j998-2q4m.