CVE Vulnerability

CVE-2021-30500

Null pointer dereference was found in upx PackLinuxElf::canUnpack() in p_lx_elf.cpp,in version UPX 4.0.0. That allow attackers to execute arbitrary code and cause a denial of service via a crafted file.

6.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

7.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/upx/upx/issues/485 Exploit Issue Tracking
https://github.com/upx/upx/commit/90279abdfcd235172eab99651043051188938dcc Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1948692 Issue Tracking 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 : 2021-06-08 02:05

NVD link : CVE-2021-30500

Mitre link : CVE-2021-30500

Products Affected
No products.
CWE
CWE-476