CVE-2019-12246 SilverStripe Denial of Service on flush and development URL tools

What is CVE-2019-12246?

CVE-2019-12246 is a medium-severity vulnerability in Silverstripe Silverstripe, published on 19 Feb 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

SilverStripe through 4.3.3 allows a Denial of Service on flush and development URL tools.

Weakness: CWE-352

Which versions are affected by CVE-2019-12246?

4 open source packages ship an affected version, including silverstripe/framework. It affects 1 product.

Products include Silverstripe Silverstripe.

How do I fix CVE-2019-12246?

Upgrade silverstripe/framework to 4.4.0 or later.

Is CVE-2019-12246 being exploited?

There is no known exploitation of CVE-2019-12246 in the wild and no public exploit code.

Other vulnerabilities in Silverstripe Silverstripe

• CVE-2007-2321 Other in n/a Critical 10.0
• CVE-2019-12204 Missing warning can lead to unauthenticated admin access in SilverStripe Critical 9.8
• CVE-2019-5715 Silverstripe Framework SQLi Vulnerability Critical 9.8
• CVE-2019-12437 Silverstripe CSRF Protection Bypass via GraphQL High 8.8
• CVE-2020-6164 Silverstripe CMS information disclosure High 7.5

All Silverstripe Silverstripe vulnerabilities

Sources

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

Also known as GHSA-5fr8-xhqq-4p3q.