CVE-2026-3301 (GCVE-0-2026-3301)

Vulnerability from cvelistv5 – Published: 2026-02-27 05:32 – Updated: 2026-02-27 18:53
VLAI
Title
Totolink N300RH Web Management cstecgi.cgi setWebWlanIdx os command injection
Summary
A security flaw has been discovered in Totolink N300RH 6.1c.1353_B20190305. Affected by this vulnerability is the function setWebWlanIdx of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Performing a manipulation of the argument webWlanIdx results in os command injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.
Severity
9.3 (Critical)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
9.8 (Critical)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
SSVC
Exploitation: poc Automatable: yes Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
Assigner
References
URL Tags
https://vuldb.com/?id.348052 vdb-entrytechnical-description
https://vuldb.com/?ctiid.348052 signaturepermissions-required
https://vuldb.com/?submit.761297 third-party-advisory
https://github.com/xyh4ck/iot_poc/blob/main/TOTOL… exploit
https://www.totolink.net/ product
Impacted products
Vendor Product Version
Totolink N300RH Affected: 6.1c.1353_B20190305
    cpe:2.3:o:totolink:n300rh_firmware:*:*:*:*:*:*:*:*
 Create a notification for this product.
Credits
xuanyu (VulDB User)
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.