FKIE_CVE-2026-5101

Vulnerability from fkie_nvd - Published: 2026-03-29 23:16 - Updated: 2026-04-29 01:00
Severity
6.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
A vulnerability was identified in Totolink A3300R 17.0.0cu.557_b20221024. This affects the function setLanCfg of the file /cgi-bin/cstecgi.cgi of the component Parameter Handler. The manipulation of the argument lanIp leads to command injection. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.
References
cna@vuldb.comhttps://github.com/Litengzheng/vul_db/blob/main/A3300R/vul_39/README.mdExploit, Third Party Advisory
cna@vuldb.comhttps://vuldb.com/submit/779128VDB Entry, Third Party Advisory
cna@vuldb.comhttps://vuldb.com/vuln/354126Third Party Advisory, VDB Entry
cna@vuldb.comhttps://vuldb.com/vuln/354126/ctiThird Party Advisory, VDB Entry
cna@vuldb.comhttps://www.totolink.net/Product
Impacted products
Vendor Product Version
totolink a3300r_firmware 17.0.0cu.557_b20221024
totolink a3300r -
To clipboard 

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      "value": "A vulnerability was identified in Totolink A3300R 17.0.0cu.557_b20221024. This affects the function setLanCfg of the file /cgi-bin/cstecgi.cgi of the component Parameter Handler. The manipulation of the argument lanIp leads to command injection. Remote exploitation of the attack is possible. The exploit is publicly available and might be used."
    },
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      "lang": "es",
      "value": "Una vulnerabilidad fue identificada en Totolink A3300R 17.0.0cu.557_b20221024. Esto afecta a la funci\u00f3n setLanCfg del archivo /cgi-bin/cstecgi.cgi del componente Gestor de Par\u00e1metros. La manipulaci\u00f3n del argumento lanIp conduce a inyecci\u00f3n de comandos. La explotaci\u00f3n remota del ataque es posible. El exploit est\u00e1 disponible p\u00fablicamente y podr\u00eda ser utilizado."
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  "id": "CVE-2026-5101",
  "lastModified": "2026-04-29T01:00:01.613",
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          "exploitMaturity": "PROOF_OF_CONCEPT",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
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          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
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          "providerUrgency": "NOT_DEFINED",
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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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • 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.