[Codegate 2022 Preliminary] File-v
File-v Vuln ccontent = input_by_size_return_malloc(content_size); filesize = ptr->filesize; v7 = content; v8 = malloc(ptr->filesize - ptr->content_size + content_size); memcpy(v8, ptr, filesize); v8->modify_time = time(0LL); filename_size = v8->filename_size; v8->content_size = content_size; memcpy(&v8->filename + (filename_size + 1), v7, content_size); 대충 손퍼징 때려보니 Edit_Content()에서 힙 오버가 났다. v8 ..
카테고리 없음
2022. 3. 1. 02:36