CVE-2020-27799
High
Description
A heap-based buffer over-read was discovered in the acc_ua_get_be32 function in miniacc.h in UPX 4.0.0 via a crafted Mach-O file.
SeverityHigh
CVSS7.8
Exploit probability—
ProductUpx
PublishedAug 25, 2022
First seenAug 25, 2022
Weakness typeCWE-119Memory buffer bounds error
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| upx upx | 4.0.0 | — |
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