title: UPX bele.h get_ne64 heap-based overflow
description: A vulnerability was found in UPX up to 4.2.2. It has been rated as critical. This issue affects the function get_ne64 of the file bele.h. The manipulation leads to heap-based buffer overflow. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-259055. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
problem types: CWE-122 Heap-based Buffer Overflow
affected:
{
vendor: n/a
product: UPX
versions:
version: 4.2.0, status: affected
version: 4.2.1, status: affected
version: 4.2.2, status: affected
}
metrics:
cvssV3_1: [
version: 3.1
baseScore: 5.5
vectorString: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
baseSeverity: MEDIUM
]