PT-2026-4679 · Unknown · Beetel 777Vr1

Raghav_2026 · Published 2026-01-25 · Updated 2026-01-26 · CVE-2026-1409

Positive Technologies (AI Summary)

CVSS v3.1

4.2

Medium

Base vector

AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Beetel 777VR1 versions up to 01.00.09/01.00.09 55

Description A security issue exists in the UART Interface component of the software. The problem involves improper restriction of excessive authentication attempts. The attack requires physical access to the device and is considered difficult to exploit. The exploit has been publicly disclosed.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Restriction of Excessive Authentication Attempts

Weakness Enumeration

CWE-307

CWE-799

Related Identifiers

CVE-2026-1409

Affected Products

Beetel 777Vr1

References · 8

• 🔥 https://gist.github.com/raghav20232023/19900b427445adf37f64ae953611bfce · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-1409 · Security Note
• https://osv.dev/vulnerability/CVE-2026-1409 · Vendor Advisory
• https://t.me/cveNotify/149815 · Telegram Post
• https://vuldb.com/?submit.739399 · Note
• https://vuldb.com/?ctiid.342798 · Note
• https://twitter.com/CVEnew/status/2015573729942585565 · Twitter Post
• https://vuldb.com/?id.342798 · Note