CVE-2026-2618
Published: 17 February 2026
Summary
CVE-2026-2618 is a low-severity Use of a Broken or Risky Cryptographic Algorithm (CWE-327) vulnerability in Beetel 777Vr1 Firmware. Its CVSS base score is 3.7 (Low).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 6.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Threat & Defense at a Glance
Threat & Defense Details
Likely Mitigating ControlsAI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Contacts with security groups provide timely information on broken or risky cryptographic algorithms, reducing the likelihood of their selection and use.
Ongoing education and sharing of recommended practices helps organizations identify and migrate away from broken or risky cryptographic algorithms.
Cross-organization threat feeds commonly include advances in cryptanalysis and active exploits against weak or broken algorithms, allowing organizations to deprecate them proactively.
Capital planning and funding allow selection and ongoing support of strong cryptographic algorithms rather than weak or broken ones.
Risk updates surface newly-broken or risky cryptographic algorithms as threat intelligence and computing advances evolve, enabling timely replacement.
Scanners flag use of broken or weak cryptographic algorithms via known-vulnerability databases.
Enforces approved cryptographic algorithms for each use case, blocking use of broken or risky algorithms.
Flaw remediation replaces broken or risky cryptographic algorithms once safer implementations are released by vendors.
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
The CVE describes a remotely exploitable cryptographic weakness in a public-facing SSH service on a network device, directly enabling remote exploitation for limited information disclosure consistent with initial access via a public-facing application.
NVD Description
A vulnerability was determined in Beetel 777VR1 up to 01.00.09. This impacts an unknown function of the component SSH Service. This manipulation causes risky cryptographic algorithm. The attack is possible to be carried out remotely. The attack is considered to…
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have high complexity. The exploitability is said to be difficult. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
Deeper analysisAI
CVE-2026-2618 is a vulnerability affecting the SSH Service component in Beetel 777VR1 devices up to version 01.00.09. The issue stems from the use of a risky cryptographic algorithm in an unknown function, mapped to CWE-310 (Cryptographic Issues) and CWE-327 (Use of a Broken or Risky Cryptographic Algorithm). Published on 2026-02-17, it carries a CVSS v3.1 base score of 3.7 (AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N).
Remote attackers with no required privileges can exploit this vulnerability over the network, though it demands high complexity and is rated as difficult to exploit. Successful attacks enable limited disclosure of sensitive information via the cryptographic weakness, with no impact on integrity or availability.
Advisories from sources like VulDB indicate the exploit has been publicly disclosed, including proof-of-concept steps in a GitHub Gist, and may be utilized by attackers. The vendor was contacted early for coordinated disclosure but provided no response, and no patches or mitigations are referenced.
Details
- CWE(s)