Description
Unauthenticated Telnet access vulnerability in Calix GigaCenter ONT allows root access.This issue affects GigaCenter ONT: 844E, 844G, 844GE, 854GE.
Published: 2025-09-09
Score: 8.7 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2025-27466 Unauthenticated Telnet access vulnerability in Calix GigaCenter ONT allows root access.This issue affects GigaCenter ONT: 844E, 844G, 844GE, 854GE.
History

Mon, 22 Dec 2025 20:15:00 +0000

Type Values Removed Values Added
First Time appeared Calix calix Gigacenter Ont
CPEs cpe:2.3:a:calix:calix_gigacenter_ont:*:*:*:*:*:*:*:*
cpe:2.3:a:calix:calix_gigacenter_ont:844e:*:*:*:*:*:*:*
cpe:2.3:a:calix:calix_gigacenter_ont:844g:*:*:*:*:*:*:*
cpe:2.3:a:calix:calix_gigacenter_ont:844ge:*:*:*:*:*:*:*
cpe:2.3:a:calix:calix_gigacenter_ont:854ge:*:*:*:*:*:*:*
Vendors & Products Calix calix Gigacenter Ont
Metrics cvssV3_1

{'score': 7.7, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N'}


Fri, 12 Sep 2025 14:00:00 +0000

Type Values Removed Values Added
References

Fri, 12 Sep 2025 09:15:00 +0000

Type Values Removed Values Added
First Time appeared Calix
Calix gigacenter Ont
Vendors & Products Calix
Calix gigacenter Ont

Wed, 10 Sep 2025 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 09 Sep 2025 20:15:00 +0000

Type Values Removed Values Added
Description Unauthenticated Telnet access vulnerability in Calix GigaCenter ONT allows root access.This issue affects GigaCenter ONT: 844E, 844G, 844GE, 854GE.
Title Calix GigaCenter ONT - Unauthenticated Telnet
Weaknesses CWE-306
References
Metrics cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Subscriptions

Calix Calix Gigacenter Ont Gigacenter Ont
cve-icon MITRE

Status: PUBLISHED

Assigner: Fluid Attacks

Published:

Updated: 2025-09-12T13:56:22.271Z

Reserved: 2025-07-14T12:49:39.283Z

Link: CVE-2025-7635

cve-icon Vulnrichment

Updated: 2025-09-10T13:42:32.080Z

cve-icon NVD

Status : Analyzed

Published: 2025-09-09T20:15:50.673

Modified: 2025-12-22T20:01:56.000

Link: CVE-2025-7635

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-09-12T09:11:41Z

Weaknesses