File Overwrite Vulnerability in Debian Login for GNU/Linux
CVE-2008-5394

Currently unrated

Key Information:

Vendor: Debian
Status: Shadow
Vendor: CVE Published:; 9 December 2008

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👾 Exploit Exists🟡 Public PoC

What is CVE-2008-5394?

A vulnerability exists in the login utility within the shadow package for Debian GNU/Linux that allows local users in the utmp group to exploit a symlink attack. By manipulating a temporary file referenced in a utmp entry, these users can overwrite arbitrary files. This flaw highlights the risks associated with user permissions and file handling in operating system utilities.

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Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2008-5394 - Proof of Concept