CVE Vulnerability

CVE-2021-20285

A flaw was found in upx canPack in p_lx_elf.cpp in UPX 3.96. This flaw allows attackers to cause a denial of service (SEGV or buffer overflow and application crash) or possibly have unspecified other impacts via a crafted ELF. The highest threat from this vulnerability is to system availability.

8.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 8.5

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact COMPLETE

Scope

6.6 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 4.7

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/upx/upx/issues/421 Exploit Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1937787 Issue Tracking Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:upx_project:upx:3.96:*:*:*:*:*:*:*
Information

Published : 2021-03-26 05:15

Updated : 2022-08-05 05:44

NVD link : CVE-2021-20285

Mitre link : CVE-2021-20285

Products Affected
No products.
CWE
CWE-787