CVE-2017-2787 Memory corruption in PopUp Printer Client

Critical 9.0 Published 10 Mar 2017 Updated 5 Aug 2024

A heap-based buffer overflow in the Pharos PopUp Printer Client allows remote attackers to execute arbitrary code with root privileges without user interaction.

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-2017-2787?

CVE-2017-2787 is a critical memory corruption vulnerability in Pharos PopUp Printer Client, published on 10 Mar 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A buffer overflows exists in the psnotifyd application of the Pharos PopUp printer client version 9.0. A specially crafted packet can be sent to the victim's computer and can lead to a heap based buffer overflow resulting in potential remote code execution. This client is always listening, has root privileges, and requires no user interaction to exploit.

Weakness: CWE-119

Which versions are affected by CVE-2017-2787?

It affects 1 product.

Products include Pharos Popup.

How do I fix CVE-2017-2787?

No fix has been published for CVE-2017-2787 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2017-2787 being exploited?

There is no known exploitation of CVE-2017-2787 in the wild and no public exploit code.

Sources

Also known as GHSA-pc9m-w56r-7mcw.