CVE-2024-21824

MEDIUM

Missing Authentication for Critical Function (CWE-306)

2024-03-18 vultures@jpcert.or.jp

Authentication Bypass

5.3

CVSS 3.1 · Vendor: jpcert

Severity by source

Vendor (jpcert) PRIMARY

5.3 MEDIUM

AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from Vendor (jpcert) · only source for this CVE.

CVSS VectorVendor: jpcert

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Adjacent

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Mar 18, 2024 - 08:15 cve.org

MEDIUM 5.3

DescriptionCVE.org

Improper authentication vulnerability in exists in multiple printers and scanners which implement Web Based Management provided by BROTHER INDUSTRIES, LTD. If this vulnerability is exploited, a network-adjacent user who can access the product may impersonate an administrative user. As for the details of affected product names, model numbers, and versions, refer to the information provided by the respective vendors listed under [References].

AnalysisAI

Improper authentication vulnerability in exists in multiple printers and scanners which implement Web Based Management provided by BROTHER INDUSTRIES, LTD. Rated medium severity (CVSS 5.3), this vulnerability is no authentication required. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Missing Authentication for Critical Function (CWE-306), which allows attackers to access critical functionality without authentication. Improper authentication vulnerability in exists in multiple printers and scanners which implement Web Based Management provided by BROTHER INDUSTRIES, LTD. If this vulnerability is exploited, a network-adjacent user who can access the product may impersonate an administrative user. As for the details of affected product names, model numbers, and versions, refer to the information provided by the respective vendors listed under [References].

Affected ProductsAI

See vendor advisory for affected versions.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Require authentication for all sensitive operations, implement defense in depth.