{"vulnerability": "CVE-2021-21826", "sightings": [{"uuid": "950fefef-8134-45c4-a684-ed4ee6d2a850", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-21826", "type": "seen", "source": "https://t.me/cibsecurity/27664", "content": "\u203c CVE-2021-21826 \u203c\n\nA heap-based buffer overflow vulnerability exists in the XML Decompression DecodeTreeBlock functionality of AT&T Labs Xmill 0.7. Within `DecodeTreeBlock` which is called during the decompression of an XMI file, a UINT32 is loaded from the file and used as trusted input as the length of a buffer. An attacker can provide a malicious file to trigger this vulnerability.\n\n? Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2021-08-21T02:20:04.000000Z"}]}