[P2O Vancouver 2023] SharePoint Pre-Auth RCE chain (CVE-2023–29357 & CVE-2023–24955)
Brief I may have achieved successful exploitation of a SharePoint target during Pwn2Own Vancouver 2023. While the live demonstration lasted only approximately 30 seconds, it is noteworthy that the process of discovering and crafting the exploit chain consumed nearly a year of meticulous effort and r...
alg=none strikes again.
“Chaining the two bugs together, an unauthenticated attacker is able to achieve remote code execution (RCE) on the target SharePoint server. 😁.”Posted on 2023-09-25T19:47:54+0000