CVE-2020-20118

Published Jul 11, 2023

Last updated a year ago

CVSS medium 5.5

Overview

Description: Buffer Overflow vulnerability in Avast AntiVirus before v.19.7 allows a local attacker to cause a denial of service via a crafted request to the aswSnx.sys driver.
Source: cve@mitre.org
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:L/UI:N/S:U/C:N/I:N/A:H
Severity: MEDIUM

Weaknesses

nvd@nist.gov: CWE-120

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:avast:antivirus:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "228EF642-BA80-47F0-BD6B-2824131707DA",
            "versionEndExcluding": "19.7"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References