CVE-2024-31817Public exploitNetwork attack vector

Unauthenticated Wi-Fi credential disclosure via getSysStatusCfg

Published Apr 8, 2024 · Updated Aug 2, 2024

Information disclosure in TOTOLINK EX200 4.0.3c.7646_B20201211 allows remote attackers to read Wi-Fi credentials without authentication. The getSysStatusCfg function returns the configured Wi-Fi SSID and password even when the requester has not logged in through /login.asp. Network access to the extender web interface is sufficient, and the documented impact is limited to disclosure of the wireless network name and password.

CVSS severity7.5
High
EPSS probability55.34%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in TOTOLINK EX200 4.0.3c.7646_B20201211 allows remote attackers to read Wi-Fi credentials without authentication. The getSysStatusCfg function returns the configured Wi-Fi SSID and password even when the requester has not logged in through /login.asp. Network access to the extender web interface is sufficient, and the documented impact is limited to disclosure of the wireless network name and password.

The record

CVE
CVE-2024-31817
Published
Apr 8, 2024
Updated
Aug 2, 2024
Vendor
TOTOLINK
Product
EX200
Classifications
CWE-200, T1552
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 8, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record 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=v4.0.3c.7646_b20201211

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

TOTOLINK · EX200version=v4.0.3c.7646_b20201211

Published CVSS scores

7.5CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/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)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
T1552Unsecured Credentials

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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