CVE-2024-51977— Unauthenticated leak of sensitive information affecting multiple models from Brother Industries, Ltd., FUJIFILM Business Innovation, Ricoh, Toshiba Tec, and Konica Minolta, Inc.
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I. Basic Information for CVE-2024-51977
Vulnerability Information
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Vulnerability Title
Unauthenticated leak of sensitive information affecting multiple models from Brother Industries, Ltd., FUJIFILM Business Innovation, Ricoh, Toshiba Tec, and Konica Minolta, Inc.
Source: NVD (National Vulnerability Database)
Vulnerability Description
An unauthenticated attacker who can access either the HTTP service (TCP port 80), the HTTPS service (TCP port 443), or the IPP service (TCP port 631), can leak several pieces of sensitive information from a vulnerable device. The URI path /etc/mnt_info.csv can be accessed via a GET request and no authentication is required. The returned result is a comma separated value (CSV) table of information. The leaked information includes the device’s model, firmware version, IP address, and serial number.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
文件和路径信息暴露
Source: NVD (National Vulnerability Database)
Vulnerability Title
Brother Industries Multiple driver installers for Windows 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Brother Industries Multiple driver installers for Windows是日本Brother Industries公司的一个驱动软件。 Brother Industries Multiple driver installers for Windows存在安全漏洞，该漏洞源于未经验证的攻击者可通过HTTP、HTTPS或IPP服务访问/etc/mnt_info.csv路径，导致设备敏感信息泄露。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2024-51977
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | An unauthenticated attacker who can access either the HTTP service (TCP port 80), the HTTPS service (TCP port 443), or the IPP service (TCP port 631), can leak several pieces of sensitive information from a vulnerable device. The URI path /etc/mnt_info.csv can be accessed via a GET request and no authentication is required. The returned result is a comma separated value (CSV) table of information. The leaked information includes the device’s model, firmware version, IP address, and serial number. | https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2024/CVE-2024-51977.yaml | POC Details |
| 2 | Multiple Brother Devices: Multiple Vulnerabilities (CVE-2024-51977, CVE-2024-51978, CVE-2024-51979, CVE-2024-51980, CVE-2024-51981, CVE-2024-51982, CVE-2024-51983, CVE-2024-51984) | https://github.com/sfewer-r7/BrotherVulnerabilities | POC Details |
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- Addressing Security Vulnerabilities | Brothervendor-advisory
- Vulnerability Information | Global | Ricohvendor-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2024-51977
Same Patch Batch · Brother Industries, Ltd · 2025-06-25 · 8 CVEs total
| CVE-2024-51978 | 9.8 CRITICAL | Authentication bypass via default password generation affecting multiple models from Broth |
| CVE-2024-51982 | 7.5 HIGH | Unauthenticated Denial of Service (DoS) via malformed PJL request affecting multiple model |
| CVE-2024-51983 | 7.5 HIGH | Unauthenticated Denial of Service (DoS) via malformed WS-Scan request affecting multiple m |
| CVE-2024-51979 | 7.2 HIGH | Authenticated stack based buffer overflow affecting multiple models from Brother Industrie |
| CVE-2024-51984 | 6.8 MEDIUM | Authenticated disclosure of external service passwords via pass-back attack affecting mult |
| CVE-2024-51981 | 5.3 MEDIUM | Unauthenticated Server Side Request Forgery (SSRF) via WS-Eventing affecting multiple mode |
| CVE-2024-51980 | 5.3 MEDIUM | Unauthenticated Server Side Request Forgery (SSRF) via WS-Addressing affecting multiple mo |
IV. Related Vulnerabilities
Same product: HL-L8260CDN
- CVE-2024-51984
Authenticated disclosure of external service passwords via p - CVE-2024-51983
Unauthenticated Denial of Service (DoS) via malformed WS-Sca - CVE-2024-51982
Unauthenticated Denial of Service (DoS) via malformed PJL re - CVE-2024-51981
Unauthenticated Server Side Request Forgery (SSRF) via WS-Ev - CVE-2024-51980
Unauthenticated Server Side Request Forgery (SSRF) via WS-Ad
Same vendor: Brother Industries, Ltd
- CVE-2025-8452
Unauthenticated leak of sensitive information affecting mult - CVE-2024-51984
Authenticated disclosure of external service passwords via p - CVE-2024-51983
Unauthenticated Denial of Service (DoS) via malformed WS-Sca - CVE-2024-51982
Unauthenticated Denial of Service (DoS) via malformed PJL re - CVE-2024-51981
Unauthenticated Server Side Request Forgery (SSRF) via WS-Ev
Same weakness: CWE-538
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