CVE-2009-1300 Denial of service in n/a

Critical 10.0 Published 16 Apr 2009 Updated 7 Aug 2024

A flaw in apt prevents loading security updates in specific time zones, causing a denial of service for system updates.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2009-1300?

CVE-2009-1300 is a critical denial of service vulnerability in n/a, published on 16 Apr 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

apt 0.7.20 does not check when the date command returns an "invalid date" error, which can prevent apt from loading security updates in time zones for which DST occurs at midnight.

Weakness: CWE-20

Which versions are affected by CVE-2009-1300?

It affects 1 product.

Products include Debian Advanced Package Tool.

How do I fix CVE-2009-1300?

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-2009-1300 being exploited?

There is no known exploitation of CVE-2009-1300 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2009-1300, GHSA-3cfj-r393-3gq3.