CVE-2025-7635— Calix GigaCenter ONT - Unauthenticated Telnet
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I. Basic Information for CVE-2025-7635
Vulnerability Information
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Vulnerability Title
Calix GigaCenter ONT - Unauthenticated Telnet
Source: NVD (National Vulnerability Database)
Vulnerability Description
Unauthenticated Telnet access vulnerability in Calix GigaCenter ONT allows root access.This issue affects GigaCenter ONT: 844E, 844G, 844GE, 854GE.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
关键功能的认证机制缺失
Source: NVD (National Vulnerability Database)
Vulnerability Title
Calix GigaCenter ONT Series 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Calix GigaCenter ONT Series是美国Calix公司的一系列光网络终端。 Calix GigaCenter ONT Series存在访问控制错误漏洞，该漏洞源于未经验证的Telnet访问，可能导致获取root权限。
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
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Calix | GigaCenter ONT | 844E | - |
II. Public POCs for CVE-2025-7635
| # | POC Description | Source Link | Shenlong Link |
|---|
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- Calix GigaCenter ONT - Unauthenticated Telnet | Fluid Attacksthird-party-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2025-7635
Same Patch Batch · Calix · 2025-09-09 · 5 CVEs total
| CVE-2025-54083 | Calix GigaCenter ONT firmware - Sensitive Information Disclosure | |
| CVE-2025-54084 | Calix Gigacenter ONT - Command Injection | |
| CVE-2025-53914 | Calix GigaCenter ONT (Broadcom SoC) - Excessive Privileges | |
| CVE-2025-53913 | Calix GigaCenter ONT (Quantenna SoC) - Excessive Privileges |
IV. Related Vulnerabilities
Same product: GigaCenter ONT
Same weakness: CWE-306
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V. Comments for CVE-2025-7635
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