CVE-2026-5691 (GCVE-0-2026-5691)
Vulnerability from cvelistv5
Published
2026-04-06 23:00
Modified
2026-04-07 16:24
Severity ?
VLAI Severity ?
EPSS score ?
Summary
A vulnerability has been found in Totolink A7100RU 7.4cu.2313_b20191024. This affects the function setFirewallType of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument firewallType leads to os command injection. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used.
References
| URL | Tags | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||
Impacted products
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-5691",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-04-07T16:24:22.258336Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-04-07T16:24:28.803Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:o:totolink:a7100ru_firmware:*:*:*:*:*:*:*:*"
],
"product": "A7100RU",
"vendor": "Totolink",
"versions": [
{
"status": "affected",
"version": "7.4cu.2313_b20191024"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "LtzHust2 (VulDB User)"
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability has been found in Totolink A7100RU 7.4cu.2313_b20191024. This affects the function setFirewallType of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument firewallType leads to os command injection. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used."
}
],
"metrics": [
{
"cvssV4_0": {
"baseScore": 6.9,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
"version": "4.0"
}
},
{
"cvssV3_1": {
"baseScore": 7.3,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
"version": "3.1"
}
},
{
"cvssV3_0": {
"baseScore": 7.3,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
"version": "3.0"
}
},
{
"cvssV2_0": {
"baseScore": 7.5,
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR",
"version": "2.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-78",
"description": "OS Command Injection",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-77",
"description": "Command Injection",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-04-06T23:00:22.202Z",
"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB"
},
"references": [
{
"name": "VDB-355518 | Totolink A7100RU cstecgi.cgi setFirewallType os command injection",
"tags": [
"vdb-entry",
"technical-description"
],
"url": "https://vuldb.com/vuln/355518"
},
{
"name": "VDB-355518 | CTI Indicators (IOB, IOC, TTP, IOA)",
"tags": [
"signature",
"permissions-required"
],
"url": "https://vuldb.com/vuln/355518/cti"
},
{
"name": "Submit #792962 | Totolink A7100RU 7.4cu.2313_b20191024 Command Injection",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/792962"
},
{
"tags": [
"exploit"
],
"url": "https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_189/README.md"
},
{
"tags": [
"product"
],
"url": "https://www.totolink.net/"
}
],
"timeline": [
{
"lang": "en",
"time": "2026-04-06T00:00:00.000Z",
"value": "Advisory disclosed"
},
{
"lang": "en",
"time": "2026-04-06T02:00:00.000Z",
"value": "VulDB entry created"
},
{
"lang": "en",
"time": "2026-04-06T12:32:36.000Z",
"value": "VulDB entry last update"
}
],
"title": "Totolink A7100RU cstecgi.cgi setFirewallType os command injection"
}
},
"cveMetadata": {
"assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"assignerShortName": "VulDB",
"cveId": "CVE-2026-5691",
"datePublished": "2026-04-06T23:00:22.202Z",
"dateReserved": "2026-04-06T10:27:07.838Z",
"dateUpdated": "2026-04-07T16:24:28.803Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"vulnrichment": {
"containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-5691\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"poc\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-04-07T16:24:22.258336Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-04-07T16:24:26.172Z\"}}], \"cna\": {\"title\": \"Totolink A7100RU cstecgi.cgi setFirewallType os command injection\", \"credits\": [{\"lang\": \"en\", \"type\": \"reporter\", \"value\": \"LtzHust2 (VulDB User)\"}], \"metrics\": [{\"cvssV4_0\": {\"version\": \"4.0\", \"baseScore\": 6.9, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P\"}}, {\"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 7.3, \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R\"}}, {\"cvssV3_0\": {\"version\": \"3.0\", \"baseScore\": 7.3, \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R\"}}, {\"cvssV2_0\": {\"version\": \"2.0\", \"baseScore\": 7.5, \"vectorString\": \"AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR\"}}], \"affected\": [{\"cpes\": [\"cpe:2.3:o:totolink:a7100ru_firmware:*:*:*:*:*:*:*:*\"], \"vendor\": \"Totolink\", \"product\": \"A7100RU\", \"versions\": [{\"status\": \"affected\", \"version\": \"7.4cu.2313_b20191024\"}]}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2026-04-06T00:00:00.000Z\", \"value\": \"Advisory disclosed\"}, {\"lang\": \"en\", \"time\": \"2026-04-06T02:00:00.000Z\", \"value\": \"VulDB entry created\"}, {\"lang\": \"en\", \"time\": \"2026-04-06T12:32:36.000Z\", \"value\": \"VulDB entry last update\"}], \"references\": [{\"url\": \"https://vuldb.com/vuln/355518\", \"name\": \"VDB-355518 | Totolink A7100RU cstecgi.cgi setFirewallType os command injection\", \"tags\": [\"vdb-entry\", \"technical-description\"]}, {\"url\": \"https://vuldb.com/vuln/355518/cti\", \"name\": \"VDB-355518 | CTI Indicators (IOB, IOC, TTP, IOA)\", \"tags\": [\"signature\", \"permissions-required\"]}, {\"url\": \"https://vuldb.com/submit/792962\", \"name\": \"Submit #792962 | Totolink A7100RU 7.4cu.2313_b20191024 Command Injection\", \"tags\": [\"third-party-advisory\"]}, {\"url\": \"https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_189/README.md\", \"tags\": [\"exploit\"]}, {\"url\": \"https://www.totolink.net/\", \"tags\": [\"product\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A vulnerability has been found in Totolink A7100RU 7.4cu.2313_b20191024. This affects the function setFirewallType of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument firewallType leads to os command injection. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-78\", \"description\": \"OS Command Injection\"}]}, {\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-77\", \"description\": \"Command Injection\"}]}], \"providerMetadata\": {\"orgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"shortName\": \"VulDB\", \"dateUpdated\": \"2026-04-06T23:00:22.202Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2026-5691\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-04-07T16:24:28.803Z\", \"dateReserved\": \"2026-04-06T10:27:07.838Z\", \"assignerOrgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"datePublished\": \"2026-04-06T23:00:22.202Z\", \"assignerShortName\": \"VulDB\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
Loading…
Loading…