CVE-2017-1000189 ejs vulnerable to DoS due to weak input validation

What is CVE-2017-1000189?

CVE-2017-1000189 is a high-severity denial of service vulnerability in n/a, published on 17 Nov 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

nodejs ejs version older than 2.5.5 is vulnerable to a denial-of-service due to weak input validation in the ejs.renderFile()

Weakness: CWE-20

Which versions are affected by CVE-2017-1000189?

2 open source packages ship an affected version, including ejs. It affects 1 product.

Products include Ejs Ejs.

How do I fix CVE-2017-1000189?

Upgrade ejs to 2.5.5 or later.

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-2017-1000189 being exploited?

There is no known exploitation of CVE-2017-1000189 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2023-29827 Code injection in n/a Critical 9.8
• CVE-2022-29078 ejs template injection vulnerability Critical 9.8
• CVE-2017-1000228 ejs is vulnerable to remote code execution due to weak input validation Critical 9.8
• CVE-2017-1000188 mde ejs vulnerable to XSS Medium 6.1

Sources

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

Also known as DEBIAN-CVE-2017-1000189, GHSA-6x77-rpqf-j6mw.