CVE-2020-27798

Published Aug 25, 2022

Last updated 2 years ago

CVSS medium 5.5

Overview

Description: An invalid memory address reference was discovered in the adjABS function in p_lx_elf.cpp in UPX 4.0.0 via a crafted Mach-O file.
Source: secalert@redhat.com
NVD status: Analyzed

Risk scores

CVSS 3.1

Type: Primary
Base score: 5.5
Impact score: 3.6
Exploitability score: 1.8
Vector string: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Severity: MEDIUM

Weaknesses

nvd@nist.gov: CWE-763
secalert@redhat.com: CWE-119

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:upx_project:upx:4.0.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "D3527302-7874-4400-B123-99C1CA6FE8EB"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References