{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-5994","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","state":"PUBLISHED","assignerShortName":"VulDB","dateReserved":"2026-04-09T12:49:11.117Z","datePublished":"2026-04-10T00:30:13.988Z","dateUpdated":"2026-04-10T17:06:56.098Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","shortName":"VulDB","dateUpdated":"2026-04-10T00:30:13.988Z"},"title":"Totolink A7100RU CGI cstecgi.cgi setTelnetCfg os command injection","problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-78","lang":"en","description":"OS Command Injection"}]},{"descriptions":[{"type":"CWE","cweId":"CWE-77","lang":"en","description":"Command Injection"}]}],"affected":[{"vendor":"Totolink","product":"A7100RU","versions":[{"version":"7.4cu.2313_b20191024","status":"affected"}],"cpes":["cpe:2.3:o:totolink:a7100ru_firmware:*:*:*:*:*:*:*:*"],"modules":["CGI Handler"]}],"descriptions":[{"lang":"en","value":"A security flaw has been discovered in Totolink A7100RU 7.4cu.2313_b20191024. This issue affects the function setTelnetCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument telnet_enabled results in os command injection. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks."}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":9.3,"vectorString":"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","baseSeverity":"CRITICAL"}},{"cvssV3_1":{"version":"3.1","baseScore":9.8,"vectorString":"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","baseSeverity":"CRITICAL"}},{"cvssV3_0":{"version":"3.0","baseScore":9.8,"vectorString":"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","baseSeverity":"CRITICAL"}},{"cvssV2_0":{"version":"2.0","baseScore":10,"vectorString":"AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR"}}],"timeline":[{"time":"2026-04-09T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-04-09T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-04-09T14:54:29.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"LtzHust (VulDB User)","type":"reporter"}],"references":[{"url":"https://vuldb.com/vuln/356548","name":"VDB-356548 | Totolink A7100RU CGI cstecgi.cgi setTelnetCfg os command injection","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/356548/cti","name":"VDB-356548 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/submit/792042","name":"Submit #792042 | Totolink A7100RU 7.4cu.2313_b20191024 Command Injection","tags":["third-party-advisory"]},{"url":"https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_166/README.md","tags":["exploit"]},{"url":"https://www.totolink.net/","tags":["product"]}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-10T17:06:42.424412Z","id":"CVE-2026-5994","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-04-10T17:06:56.098Z"}}]}}