{"uuid": "67c405b0-3814-457f-8a29-d025d8d7b1dd", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-4209", "type": "seen", "source": "https://t.me/cibsecurity/48653", "content": "\u203c CVE-2021-4209 \u203c\n\nA NULL pointer dereference flaw was found in GnuTLS. As Nettle's hash update functions internally call memcpy, providing zero-length input may cause undefined behavior. This flaw leads to a denial of service after authentication in rare circumstances.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2022-08-24T20:22:45.000000Z"}