CVE-2021-47208 Denial of service in n/a

What is CVE-2021-47208?

CVE-2021-47208 is a medium-severity denial of service vulnerability in n/a, published on 7 Apr 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The Mojolicious module before 9.11 for Perl has a bug in format detection that can potentially be exploited for denial of service.

Weakness: CWE-400

Which versions are affected by CVE-2021-47208?

It affects 1 product.

Products include Mojolicious Mojolicious.

How do I fix CVE-2021-47208?

Upgrade to a fixed version.

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-2021-47208 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-47208 exists.

Other vulnerabilities in n/a

• CVE-2009-5074 Other in n/a Critical 10.0
• CVE-2010-4802 Other in n/a Critical 10.0
• CVE-2010-4803 Weak cryptography in n/a Critical 10.0
• CVE-2024-58134 Hardcoded credentials in Mojolicious High 8.1
• CVE-2024-58135 Weak cryptography in Mojolicious Medium 5.3

Sources

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

Also known as AZL-43576, AZL-45273, DEBIAN-CVE-2021-47208, GHSA-fv9f-467f-xm3f, UBUNTU-CVE-2021-47208.