CVE-2025-8182Public exploitNetwork attack vector

Unauthorized Samba access via unenforced password strength

Published Jul 26, 2025 · Updated Jul 28, 2025

Weak password requirements in Tenda AC18 15.03.05.19 Samba allow remote attackers to gain unauthorized access through the network service. The /etc_ro/smb.conf configuration fails to enforce strong Samba passwords; published material does not identify the responsible directive or value. Exploitation is unauthenticated but requires high-complexity password abuse and can expose or alter data available through the Samba service.

CVSS severity5.6
Medium
EPSS probability0.43%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Weak password requirements in Tenda AC18 15.03.05.19 Samba allow remote attackers to gain unauthorized access through the network service. The /etc_ro/smb.conf configuration fails to enforce strong Samba passwords; published material does not identify the responsible directive or value. Exploitation is unauthenticated but requires high-complexity password abuse and can expose or alter data available through the Samba service.

The record

CVE
CVE-2025-8182
Published
Jul 26, 2025
Updated
Jul 28, 2025
Vendor
Shenzhen Tenda Technology Co., Ltd.
Product
AC18
Classifications
CWE-521, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jul 26, 2025CVE publishedPublication date reported by the CVE source.
  2. Jul 28, 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=15.03.05.19

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Shenzhen Tenda Technology Co., Ltd. · AC18version=15.03.05.19

Published CVSS scores

7.4NVDCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
5.1VulDB CNAAV:N/AC:H/Au:N/C:P/I:P/A:P
5.6VulDB CNACVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
2.9VulDB CNACVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

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

Weakness, pattern, technique

CWE-521Weak Password Requirements
T1190Exploit Public-Facing Application

Public exploit references

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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