CVE Vulnerability

CVE-2019-20021

A heap-based buffer over-read was discovered in canUnpack in p_mach.cpp in UPX 3.95 via a crafted Mach-O 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://github.com/upx/upx/issues/315 Exploit Issue Tracking
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D7XU42G6MUQQXHWRP7DCF2JSIBOJ5GOO/ Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00003.html Broken Link
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00007.html Broken Link
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EUTVSTXAFTD552NO2K2RIF6MDQEHP3BE/ Mailing List Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:upx_project:upx:3.95:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
Information

Published : 2019-12-27 02:15

Updated : 2023-01-20 03:47

NVD link : CVE-2019-20021

Mitre link : CVE-2019-20021

Products Affected
No products.
CWE
CWE-125

Out-of-bounds Read