CVE-2021-3639

Published Aug 22, 2022

Last updated 2 years ago

CVSS medium 6.1

Overview

Description: A flaw was found in mod_auth_mellon where it does not sanitize logout URLs properly. This issue could be used by an attacker to facilitate phishing attacks by tricking users into visiting a trusted web application URL that redirects to an external and potentially malicious server. The highest threat from this liability is to confidentiality and integrity.
Source: secalert@redhat.com
NVD status: Modified

Risk scores

CVSS 3.1

Type: Primary
Base score: 6.1
Impact score: 2.7
Exploitability score: 2.8
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Severity: MEDIUM

Weaknesses

secalert@redhat.com: CWE-601
nvd@nist.gov: CWE-601

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:uninett:mod_auth_mellon:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "BCD3E2E3-47B7-4C46-8DD0-85000CA4D5D7",
            "versionEndExcluding": "0.18.0"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References