CVE-2018-1000081 Denial of service in n/a

High 7.5 Published 13 Mar 2018 Updated 5 Aug 2024

An attacker can crash the Ajenti server by sending an excessively large string to the ID parameter in a POST request.

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-2018-1000081?

CVE-2018-1000081 is a high-severity denial of service vulnerability in n/a, published on 13 Mar 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Ajenti version version 2 contains a Input Validation vulnerability in ID string on Get-values POST request that can result in Server Crashing. This attack appear to be exploitable via An attacker can freeze te server by sending a giant string to the ID parameter ..

Weakness: CWE-20

Which versions are affected by CVE-2018-1000081?

1 open source package ship an affected version, including ajenti-panel. It affects 1 product.

Package	Affected	Fixed in
`ajenti-panel` PyPI	All versions	None

Products include Ajenti Ajenti.

How do I fix CVE-2018-1000081?

No fix has been published for CVE-2018-1000081 yet. Limit exposure of the affected software until one is available.

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-2018-1000081 being exploited?

There is no known exploitation of CVE-2018-1000081 in the wild and no public exploit code.

Sources

Also known as GHSA-mp27-2772-552q, PYSEC-2018-110.