Insecure Default Initialization in Beetel 777VR1 Telnet and SSH Services
CVE-2026-2617

5.3MEDIUM

Key Information:

Vendor

Beetel

Status
777vr1
Vendor
CVE Published:
17 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-2617?

A security flaw has been identified in the Beetel 777VR1, specifically affecting its Telnet and SSH services. This vulnerability allows for insecure default initialization of resources, potentially enabling unauthorized access within a local network context. As the exploit for this vulnerability has been made public, it poses a serious risk, emphasizing the need for users to secure their devices promptly. Although the vendor was informed of this issue, there has been no acknowledgment or response, leaving many users at risk.

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Affected Version(s)

777VR1 01.00.09

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-2617 - Proof of Concept

References

https://vuldb.com/?id.346267
vdb-entry
https://vuldb.com/?ctiid.346267
signaturepermissions-required
https://vuldb.com/?submit.751436
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

raghav_2026 (VulDB User)
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