CVE-2024-51409 | BDVDB-2026-253949 Detail

Tendao3_firmware

Description#

Buffer Overflow vulnerability in Tenda O3 v.1.0.0.5 allows a remote attacker to cause a denial of service via a network packet in a fixed format to a router running the corresponding version of the firmware.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: adjacent.

Weaknesses#

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

References#

https://github.com/fireknight-hJ/Tenda-cve-pocs/blob/main/Tenda%20O3V1.0.0.5%284180%29/websReadEvent.md

Exploit#

No public exploit known

History#

Version 12024-11-06Record published in the CVE List.
Version 22024-11-07Most recent update recorded in the CVE List.

Published

Published: 2024-11-06
Last modified: 2024-11-07

Vendor information

Vendor: Tenda
Product: o3_firmware

All Tenda vulnerabilities

Score

6.5 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 37.3.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Memory Corruption

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
1.0.0.5
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

6.5 Medium

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Metric breakdown
Attack Vector	Adjacent
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	None
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).