CVE-2024-21824
CVE-2024-21824 is a medium-severity vulnerability with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-306.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- EPSS exploit prediction: 0% (26th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-19436
- Weakness: CWE-306
- Published:
- Last modified:
Description
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].
Frequently asked questions
- What is CVE-2024-21824?
- 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].
- How severe is CVE-2024-21824?
- CVE-2024-21824 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over an adjacent network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2024-21824 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2024-21824?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2024-21824 have an EU (EUVD) identifier?
- Yes. CVE-2024-21824 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-19436.
- When was CVE-2024-21824 published?
- CVE-2024-21824 was published on 2024-03-18 and last updated on 2026-06-17.
References
- https://jvn.jp/en/jp/JVN82749078/
- https://support.brother.com/g/b/link.aspx?prod=group2&faqid=faqp00100601_000
- https://support.brother.com/g/b/link.aspx?prod=lmgroup1&faqid=faq00100823_000
- https://www.fujifilm.com/fbglobal/eng/company/news/notice/2024/0306_2_announce.html
- https://www.ricoh.com/products/security/vulnerabilities/vul?id=ricoh-2024-000002
- https://www.toshibatec.com/information/20240306_01.html
Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities
- CVE-2026-54309 — Critical (CVSS 10.0): n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, when @n8n/mcp-browser is run in HTTP…
- CVE-2026-50242 — Critical (CVSS 10.0): In JetBrains Hub before 2026.1.13757, 2025.3.148033, 2025.2.148048, 2025.1.148120, 2024.3.148430, 2024.2.148429…
- CVE-2026-49257 — Critical (CVSS 10.0): mcp-pinot is a Python-based Model Context Protocol (MCP) server for interacting with Apache Pinot. In versions 3.0.1…
- CVE-2026-46846 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
- CVE-2026-46803 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
- CVE-2026-46800 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion Middleware (component: WebCenter Sites).…
Browse all CWE-306 (Missing Authentication for Critical Function) vulnerabilities →