CVE-2025-1878

Nearby traffic interception via immutable default Wi-Fi password

Published Mar 3, 2025 · Updated Mar 3, 2025

Use of a default password in i11 and i12 Firmware 20250227 allows physically proximate attackers to intercept dashcam Wi-Fi traffic. The Wi-Fi password is fixed, cannot be changed, and is publicly known, reducing the documented password-plus-device-pairing design to one effective factor. The attacker must be near the dashcam and connect to its wireless network; the reported consequence is traffic interception, not configuration changes or service interruption.

CVSS severity3.1
Low
EPSS probability0.28%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Use of a default password in i11 and i12 Firmware 20250227 allows physically proximate attackers to intercept dashcam Wi-Fi traffic. The Wi-Fi password is fixed, cannot be changed, and is publicly known, reducing the documented password-plus-device-pairing design to one effective factor. The attacker must be near the dashcam and connect to its wireless network; the reported consequence is traffic interception, not configuration changes or service interruption.

The record

CVE
CVE-2025-1878
Published
Mar 3, 2025
Updated
Mar 3, 2025
Vendor
Shenzhen Tenda Technology Co., Ltd.
Product
i12 Firmware
Classifications
CWE-1393, T1040
Attack vector
adjacent
Privileges
unauthenticated

Timeline

How it unfolded

  1. Mar 3, 2025CVE publishedPublication date reported by the CVE source.
  2. Mar 3, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=20250227

What conditions does exploitation require?

Attack vectoradjacent
Required privilegesunauthenticated

What is affected?

Shenzhen Tenda Technology Co., Ltd. · i12 Firmwareversion=20250227
Shenzhen Tenda Technology Co., Ltd. · i11 Firmwareversion=20250227

Published CVSS scores

1.8VulDB CNAAV:A/AC:H/Au:N/C:P/I:N/A:N
3.1VulDB CNACVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
2.3VulDB CNACVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
3.1NVDCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
3.1VulDB CNACVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectoradjacent
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-1393Use of Default Password
T1040Network Sniffing

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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