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MS Paint Remote Code Execution Vulnerability (cve.org)

693 points by kuberwastaken · 22 hours ago · 260 comments on HN

Article summary

A remote code execution vulnerability has been discovered in MS Paint, allowing an unauthorized attacker to execute code over a network without user interaction. The vulnerability can be exploited by sending a specially crafted packet to an affected service. The exact mechanism of the exploit is unclear, but it may involve MS Paint's network features or its integration with other services. A patch has been released to fix the vulnerability.

Main themes

  • MS Paint vulnerability
  • Remote code execution
  • Network features
  • Security patch
  • Exploit mechanism

What commenters say

  • The vulnerability is surprising and unexpected, given MS Paint's simple functionality.
  • The exploit likely involves persuading a user to open a malicious file, rather than a direct network attack.
  • MS Paint's integration with other services, such as Copilot, may be the cause of the vulnerability.
  • The definition of 'remote' has been expanded to include sending malicious files that require user interaction.
  • The vulnerability may be related to MS Paint's ability to print images from the command line or its use of RPC endpoints.
  • The exploitability of the vulnerability is considered less likely, but a patch has still been released.
  • The inclusion of network features in a simple application like MS Paint is unnecessary and increases the risk of vulnerabilities.
  • The vulnerability may be chained with other exploits, such as a browser automatically opening a malicious file in MS Paint.