CVE-2020-27798 Detail

Current Description

An invalid memory address reference was discovered in the adjABS function in p_lx_elf.cpp in UPX 4.0.0 via a crafted Mach-O file.

View Analysis Description

Analysis Description

An invalid memory address reference was discovered in the adjABS function in p_lx_elf.cpp in UPX 4.0.0 via a crafted Mach-O file.

Severity

CVSS 3.x Severity and Metrics:

CVSS 2.0 Severity and Metrics:

References to Advisories, Solutions, and Tools

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Weakness Enumeration

CWE-ID CWE Name Source
CWE-763 Release of Invalid Pointer or Reference NIST  
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Red Hat, Inc.  

Change History

1 change records found show changes

Initial Analysis 8/26/2022 11:11:59 PM

Action Type Old Value New Value
Added CPE Configuration
OR
     *cpe:2.3:a:upx_project:upx:4.0.0:*:*:*:*:*:*:*
Added CVSS V3.1
NIST AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Added CWE
NIST CWE-763
Changed Reference Type
https://github.com/upx/upx/issues/396 No Types Assigned
https://github.com/upx/upx/issues/396 Exploit, Issue Tracking, Third Party Advisory

Quick Info

CVE Dictionary Entry:
CVE-2020-27798
NVD Published Date:
08/25/2022
NVD Last Modified:
08/26/2022
Source:
Red Hat, Inc.