CVE-2004-2439 Missing authorization in n/a

Medium 5.0 Published Updated

Remote attackers can upgrade firmware on HP LaserJet printers without authentication, potentially leading to code execution or privilege escalation.

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-2004-2439?

CVE-2004-2439 is a medium-severity missing authorization vulnerability in n/a, published on 20 Aug 2005. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The remote upgrade capability in HP LaserJet 4200 and 4300 printers does not require a password, which allows remote attackers to upgrade firmware.

Which versions are affected by CVE-2004-2439?

It affects 17 products.

Products include Hp Color Laserjet, Hp Color Laserjet 4600, Hp Laserjet 2500, Hp Laserjet 3000, Hp Laserjet 3700, Hp Laserjet 4100 Mfp and 11 more.

How do I fix CVE-2004-2439?

No fix has been published for CVE-2004-2439 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2004-2439 being exploited?

There is no known exploitation of CVE-2004-2439 in the wild and no public exploit code.

Sources

Also known as GHSA-2gf9-crwq-fg52.

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