GHSA-49RW-2CX9-HJM3

Vulnerability from github – Published: 2026-04-12 06:30 – Updated: 2026-04-12 06:30
VLAI?
Details

A weakness has been identified in Totolink A7100RU 7.4cu.2313_b20191024. Affected is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. This manipulation of the argument maxRtrAdvInterval causes os command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.

Severity ?
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
8.9 (High)
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
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{
  "affected": [],
  "aliases": [
    "CVE-2026-6112"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-77"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-04-12T04:16:47Z",
    "severity": "HIGH"
  },
  "details": "A weakness has been identified in Totolink A7100RU 7.4cu.2313_b20191024. Affected is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. This manipulation of the argument maxRtrAdvInterval causes os command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.",
  "id": "GHSA-49rw-2cx9-hjm3",
  "modified": "2026-04-12T06:30:27Z",
  "published": "2026-04-12T06:30:27Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-6112"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_177/README.md"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/792245"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/356972"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/356972/cti"
    },
    {
      "type": "WEB",
      "url": "https://www.totolink.net"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}


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  • 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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  • 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.