Upstream information

CVE-2021-20285 at MITRE

Description

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.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 8.3
Vector AV:N/AC:M/Au:N/C:P/I:P/A:C
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Complete
CVSS v3 Scores
  National Vulnerability Database
Base Score 6.6
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
Access Vector Local
Access Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact Low
Integrity Impact Low
Availability Impact High
CVSSv3 Version 3.1
SUSE Bugzilla entry: 1183510 [NEW]

No SUSE Security Announcements cross referenced.