CVE-2007-2893 Memory corruption in n/a

High 7.2 Published 30 May 2007 Updated 7 Aug 2024

Local guest users can exploit a heap overflow in the Bochs NE2000 emulation to execute arbitrary code and gain privileges on the host system.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: Available

What is CVE-2007-2893?

CVE-2007-2893 is a high-severity memory corruption vulnerability in n/a, published on 30 May 2007. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Heap-based buffer overflow in the bx_ne2k_c::rx_frame function in iodev/ne2k.cc in the emulated NE2000 device in Bochs 2.3 allows local users of the guest operating system to write to arbitrary memory locations and gain privileges on the host operating system via vectors that cause TXCNT register values to exceed the device memory size, aka "RX Frame heap overflow."

Weakness: CWE-119

Which versions are affected by CVE-2007-2893?

It affects 1 product.

Products include Bochs Project Bochs.

How do I fix CVE-2007-2893?

Upgrade to a fixed version.

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

Is CVE-2007-2893 being exploited?

There is no known exploitation of CVE-2007-2893 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2007-2893, DSA-1351-1, GHSA-4f58-4q55-p757.