CVE-2021-35233 HTTP TRACK & TRACE Methods Enabled

Medium 5.3 Published 27 Oct 2021 Updated 16 Sep 2024

Attackers can exploit enabled HTTP TRACK and TRACE methods to disclose sensitive information, such as authentication headers, from the Kiwi Syslog Server.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-35233?

CVE-2021-35233 is a medium-severity vulnerability in SolarWinds Kiwi Syslog Server, published on 27 Oct 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The HTTP TRACK & TRACE methods were enabled in Kiwi Syslog Server 9.7.1 and earlier. These methods are intended for diagnostic purposes only. If enabled, the web server will respond to requests that use these methods by returning exact HTTP request that was received in the response to the client. This may lead to the disclosure of sensitive information such as internal authentication headers appended by reverse proxies.

Weakness: CWE-16

Which versions are affected by CVE-2021-35233?

It affects 1 product.

Products include Solarwinds Kiwi Syslog Server.

How do I fix CVE-2021-35233?

No fix has been published for CVE-2021-35233 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-35233 being exploited?

There is no known exploitation of CVE-2021-35233 in the wild and no public exploit code.

Sources

Also known as GHSA-rqwr-hf3j-vwq9.