CVE Vulnerability

CVE-2021-30501

An assertion abort was found in upx MemBuffer::alloc() in mem.cpp, in version UPX 4.0.0. The flow allows attackers to cause a denial of service (abort) via a crafted file.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1948696 Issue Tracking Patch
https://github.com/upx/upx/issues/486 Exploit Issue Tracking
https://github.com/upx/upx/pull/487 Exploit Patch
https://github.com/upx/upx/commit/28e761cd42211dfe0124b7a29b2f74730f453e46 Patch Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:upx_project:upx:4.0.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
Information

Published : 2021-05-27 12:15

Updated : 2022-10-25 07:23

NVD link : CVE-2021-30501

Mitre link : CVE-2021-30501

Products Affected
No products.
CWE
CWE-617