A security flaw has been discovered in Beetel 777VR1 up to 01.00.09/01.00.09_55. This affects an unknown part of the component UART Interface. Performing a manipulation results in information disclosure. The attack may be carried out on the physical device. The attack is considered to have high complexity. It is indicated that the exploitability is difficult. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

Attack Vector Physical

Attack Complexity High

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Physical

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

Attack Vector Physical

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

Access Vector Local

Access Complexity High

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

Exploitation poc

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Beetel
  • 777vr1
  • 777vr1 Firmware

Configuration 1 [-]

AND
cpe:2.3:o:beetel:777vr1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:beetel:777vr1:-:*:*:*:*:*:*:*

No data.

References
Link Providers
https://gist.github.com/raghav20232023/253c041842f622d9c2cb6ee4111c2227 cve-icon cve-icon
https://vuldb.com/?ctiid.342796 cve-icon cve-icon
https://vuldb.com/?id.342796 cve-icon cve-icon
https://vuldb.com/?submit.736322 cve-icon cve-icon
History

Fri, 30 Jan 2026 20:45:00 +0000

Type Values Removed Values Added
First Time appeared Beetel 777vr1 Firmware
CPEs cpe:2.3:h:beetel:777vr1:-:*:*:*:*:*:*:*
cpe:2.3:o:beetel:777vr1_firmware:*:*:*:*:*:*:*:*
Vendors & Products Beetel 777vr1 Firmware

Mon, 26 Jan 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Mon, 26 Jan 2026 12:00:00 +0000

Type Values Removed Values Added
First Time appeared Beetel
Beetel 777vr1
Vendors & Products Beetel
Beetel 777vr1

Sun, 25 Jan 2026 22:15:00 +0000

Type Values Removed Values Added
Description A security flaw has been discovered in Beetel 777VR1 up to 01.00.09/01.00.09_55. This affects an unknown part of the component UART Interface. Performing a manipulation results in information disclosure. The attack may be carried out on the physical device. The attack is considered to have high complexity. It is indicated that the exploitability is difficult. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Title Beetel 777VR1 UART information disclosure
Weaknesses CWE-200
CWE-284
References
Metrics cvssV2_0

{'score': 1.2, 'vector': 'AV:L/AC:H/Au:N/C:P/I:N/A:N/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 2, 'vector': 'CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 2, 'vector': 'CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 1, 'vector': 'CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published: 2026-01-25T22:02:06.278Z

Updated: 2026-01-26T15:45:14.741Z

Reserved: 2026-01-25T09:43:00.571Z

Link: CVE-2026-1407

cve-icon Vulnrichment

Updated: 2026-01-26T15:45:09.612Z

cve-icon NVD

Status : Analyzed

Published: 2026-01-25T22:16:00.563

Modified: 2026-01-30T20:34:56.397

Link: CVE-2026-1407

cve-icon Redhat

No data.