CVE-2020-6164 Silverstripe CMS information disclosure

What is CVE-2020-6164?

CVE-2020-6164 is a high-severity vulnerability in Silverstripe Silverstripe, published on 15 Jul 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In SilverStripe through 4.5.0, a specific URL path configured by default through the silverstripe/framework module can be used to disclose the fact that a domain is hosting a Silverstripe application. There is no disclosure of the specific version. The functionality on this URL path is limited to execution in a CLI context, and is not known to present a vulnerability through web-based access. As a side-effect, this preconfigured path also blocks the creation of other resources on this path (e.g. a page).

Which versions are affected by CVE-2020-6164?

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

Products include Silverstripe Silverstripe.

How do I fix CVE-2020-6164?

Upgrade silverstripe/framework to a fixed version for your release line: 4.4.7 or 4.5.4.

Is CVE-2020-6164 being exploited?

There is no known exploitation of CVE-2020-6164 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-2020-9280 SilverStripe Folders migrated from 3.x may be unsafe to upload to High 7.5

All Silverstripe Silverstripe vulnerabilities

Sources

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

Also known as BIT-silverstripe-2020-6164, GHSA-gm5x-hpmw-xpxg.