CVE-2020-27796

CVSS V2 None CVSS V3 High 7.8
Description
A heap-based buffer over-read was discovered in the invert_pt_dynamic function in p_lx_elf.cpp in UPX 4.0.0 via a crafted Mach-O file.
Overview
  • CVE ID
  • CVE-2020-27796
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-08-25T20:15:08
  • Last Modified Date
  • 2022-10-25T19:46:54
Weakness Enumerations
CWE URL
CWE-125 http://cwe.mitre.org/data/definitions/125.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:upx_project:upx:4.0.0:*:*:*:*:*:*:* 1 OR
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://github.com/upx/upx/issues/392
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-27796
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27796
History
Created Old Value New Value Data Type Notes
2022-08-25 21:00:17 Added to TrackCVE