CVE-2018-5231 Denial of service in Jira

What is CVE-2018-5231?

CVE-2018-5231 is a high-severity denial of service vulnerability in Atlassian Jira, published on 16 May 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The ForgotLoginDetails resource in Atlassian Jira before version 7.6.6, from version 7.7.0 before version 7.7.4, from version 7.8.0 before version 7.8.4 and from version 7.9.0 before version 7.9.2 allows remote attackers to perform a denial of service attack via sending requests to it.

Which versions are affected by CVE-2018-5231?

It affects 2 products.

Products include Atlassian Jira, Atlassian Jira Server.

How do I fix CVE-2018-5231?

No fix has been published for CVE-2018-5231 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2018-5231 being exploited?

There is no known exploitation of CVE-2018-5231 in the wild and no public exploit code.

Other vulnerabilities in Atlassian Jira

• CVE-2020-14172 Deserialization in Jira Server Critical 9.8
• CVE-2019-20409 Code injection in Jira Server Critical 9.8
• CVE-2017-5983 Deserialization in n/a Critical 9.8
• CVE-2010-1165 Code injection in n/a Critical 9.0
• CVE-2016-4319 Cross-site request forgery in Atlassian JIRA Server before 7.1.9 High 8.8

All Atlassian Jira vulnerabilities

Sources

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

Also known as GHSA-j5g5-xqvm-c9w3.