s0tr / CVE-2023-33781

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CVE-2023-33781

Description

D-Link DIR-842V2 v1.0.3 was discovered to allow a user to run an arbitrary binary when connecting to telnet. This vulnerability can be triggered using backup/restore functionality.

Proof of concept

Proof Of Concept

Timeline

  • Dec 09, 2022 - Contact vendor
  • Dec 09, 2022 - Received response from vendor
  • Dec 10, 2022 - Sent vulnerability report to vendor
  • Feb 09, 2023 - Requested a status update from vendor
  • Mar 29, 2023 - Requested a status update from vendor
  • Mar 29, 2023 - Received a status update
  • Mar 31, 2023 - Received a potentially fixed firmware from vendor
  • Apr 03, 2023 - Reported to vendor that the new firmware fixes the vulnerability
  • Apr 06, 2023 - Received response from vendor
  • May 25, 2023 - Assigned CVE
  • Jun 03, 2023 - Published exploit

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