CVE-2020-27800: A heap-based buffer over-read was discovered in the get_le32 function in bele.h in UPX 4.0.0 via a crafted Mach-O file.

PriorityP430high7.8CVSS 3.1

AVLACLPRNUIRSUCHIHAH

EPSS

0.31%

22.9th percentile

A heap-based buffer over-read was discovered in the get_le32 function in bele.h in UPX 4.0.0 via a crafted Mach-O file.

Affected

3 ranges

Vendor	Product	Version range	Fixed in
debian	upx-ucl	< upx-ucl 4.2.2-1 (forky)	upx-ucl 4.2.2-1 (forky)
upx	upx	—	—
upx	upx	—	—

CVSS provenance

nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

osv7.8HIGH

vendor_debian7.8LOW

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