CVE-2019-12736 Command injection in n/a

What is CVE-2019-12736?

CVE-2019-12736 is a critical command injection vulnerability in n/a, published on 2 Oct 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

JetBrains Ktor framework before 1.2.0-rc does not sanitize the username provided by the user for the LDAP protocol, leading to command injection.

Weakness: CWE-77

Which versions are affected by CVE-2019-12736?

It affects 1 product.

Products include Jetbrains Ktor.

How do I fix CVE-2019-12736?

No fix has been published for CVE-2019-12736 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2019-12736 being exploited?

There is no known exploitation of CVE-2019-12736 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2022-29930 SHA1 implementation in JetBrains Ktor Native 2.0.0 was returning the same value. High 8.7
• CVE-2023-45612 XML external entity in Ktor High 8.6
• CVE-2022-48476 Path traversal in Ktor High 7.5
• CVE-2021-43203 Auth bypass in n/a High 7.5
• CVE-2023-45613 Security feature bypass in Ktor Medium 6.8

Sources

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

Also known as GHSA-7wjj-fwv4-7v29.