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11 vulnerabilities found for AC21 by Tenda
CVE-2026-4565 (GCVE-0-2026-4565)
Vulnerability from cvelistv5
Published
2026-03-23 00:34
Modified
2026-03-23 16:39
Severity ?
VLAI Severity ?
EPSS score ?
Summary
A vulnerability was detected in Tenda AC21 16.03.08.16. Impacted is the function formSetQosBand of the file /goform/SetNetControlList. Performing a manipulation of the argument list results in buffer overflow. The attack can be initiated remotely. The exploit is now public and may be used.
References
| URL | Tags | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||
Impacted products
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CVE-2026-2148 (GCVE-0-2026-2148)
Vulnerability from cvelistv5
Published
2026-02-08 10:32
Modified
2026-02-23 09:40
Severity ?
5.5 (Medium) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:R
5.3 (Medium) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:R
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:R
5.3 (Medium) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:R
VLAI Severity ?
EPSS score ?
Summary
A security vulnerability has been detected in Tenda AC21 16.03.08.16. Affected is an unknown function of the file /cgi-bin/DownloadFlash of the component Web Management Interface. The manipulation leads to information disclosure. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used.
References
| URL | Tags | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||
Impacted products
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CVE-2026-2147 (GCVE-0-2026-2147)
Vulnerability from cvelistv5
Published
2026-02-08 10:02
Modified
2026-02-23 09:40
Severity ?
5.5 (Medium) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:R
5.3 (Medium) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:R
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:R
5.3 (Medium) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:R
VLAI Severity ?
EPSS score ?
Summary
A weakness has been identified in Tenda AC21 16.03.08.16. This impacts an unknown function of the file /cgi-bin/DownloadLog of the component Web Management Interface. Executing a manipulation can lead to information disclosure. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.
References
| URL | Tags | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||
Impacted products
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CVE-2026-1638 (GCVE-0-2026-1638)
Vulnerability from cvelistv5
Published
2026-01-29 23:32
Modified
2026-02-23 09:08
Severity ?
2.1 (Low) - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
6.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RC:R
6.3 (Medium) - CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RC:R
6.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RC:R
6.3 (Medium) - CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RC:R
VLAI Severity ?
EPSS score ?
Summary
A security flaw has been discovered in Tenda AC21 1.1.1.1/1.dmzip/16.03.08.16. The impacted element is the function mDMZSetCfg of the file /goform/mDMZSetCfg. The manipulation of the argument dmzIp results in command injection. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks.
References
| URL | Tags | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||
Impacted products
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CVE-2026-1637 (GCVE-0-2026-1637)
Vulnerability from cvelistv5
Published
2026-01-29 22:32
Modified
2026-02-23 09:07
Severity ?
VLAI Severity ?
EPSS score ?
Summary
A vulnerability was identified in Tenda AC21 16.03.08.16. The affected element is the function fromAdvSetMacMtuWan of the file /goform/AdvSetMacMtuWan. The manipulation leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.
References
| URL | Tags | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||
Impacted products
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CVE-2025-13446 (GCVE-0-2025-13446)
Vulnerability from cvelistv5
Published
2025-11-20 02:32
Modified
2026-02-24 06:36
Severity ?
VLAI Severity ?
EPSS score ?
Summary
A vulnerability has been found in Tenda AC21 16.03.08.16. This vulnerability affects unknown code of the file /goform/SetSysTimeCfg. The manipulation of the argument timeZone/time leads to stack-based buffer overflow. 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
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CVE-2025-13445 (GCVE-0-2025-13445)
Vulnerability from cvelistv5
Published
2025-11-20 02:02
Modified
2026-02-24 06:35
Severity ?
VLAI Severity ?
EPSS score ?
Summary
A flaw has been found in Tenda AC21 16.03.08.16. This affects an unknown part of the file /goform/SetIpMacBind. Executing a manipulation of the argument list can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been published and may be used.
References
| URL | Tags | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||
Impacted products
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CVE-2025-12611 (GCVE-0-2025-12611)
Vulnerability from cvelistv5
Published
2025-11-03 02:02
Modified
2026-02-24 06:21
Severity ?
VLAI Severity ?
EPSS score ?
Summary
A vulnerability was identified in Tenda AC21 16.03.08.16. This vulnerability affects the function formSetPPTPServer of the file /goform/SetPptpServerCfg. The manipulation of the argument startIp leads to buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.
References
| URL | Tags | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||
Impacted products
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CVE-2025-11091 (GCVE-0-2025-11091)
Vulnerability from cvelistv5
Published
2025-09-28 01:32
Modified
2025-09-29 14:48
Severity ?
VLAI Severity ?
EPSS score ?
Summary
A security flaw has been discovered in Tenda AC21 up to 16.03.08.16. Affected by this vulnerability is the function sscanf of the file /goform/SetStaticRouteCfg. The manipulation of the argument list results in buffer overflow. The attack can be launched remotely. The exploit has been released to the public and may be exploited.
References
| URL | Tags | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Tenda | AC21 |
Version: 16.03.08.0 Version: 16.03.08.1 Version: 16.03.08.2 Version: 16.03.08.3 Version: 16.03.08.4 Version: 16.03.08.5 Version: 16.03.08.6 Version: 16.03.08.7 Version: 16.03.08.8 Version: 16.03.08.9 Version: 16.03.08.10 Version: 16.03.08.11 Version: 16.03.08.12 Version: 16.03.08.13 Version: 16.03.08.14 Version: 16.03.08.15 Version: 16.03.08.16 |
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CVE-2025-10838 (GCVE-0-2025-10838)
Vulnerability from cvelistv5
Published
2025-09-23 04:32
Modified
2025-09-23 19:12
Severity ?
VLAI Severity ?
EPSS score ?
Summary
A vulnerability was identified in Tenda AC21 16.03.08.16. The affected element is the function sub_45BB10 of the file /goform/WifiExtraSet. The manipulation of the argument wpapsk_crypto leads to buffer overflow. It is possible to initiate the attack remotely. The exploit is publicly available and might be used.
References
| URL | Tags | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||
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CVE-2025-9605 (GCVE-0-2025-9605)
Vulnerability from cvelistv5
Published
2025-08-29 02:02
Modified
2025-08-29 13:31
Severity ?
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
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/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/RC:R
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/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/RC:R
VLAI Severity ?
EPSS score ?
Summary
A security vulnerability has been detected in Tenda AC21 and AC23 16.03.08.16. Affected is the function GetParentControlInfo of the file /goform/GetParentControlInfo. Such manipulation of the argument mac leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used.
References
| URL | Tags | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||
Impacted products
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"url": "https://github.com/XXRicardo/iot-cve/blob/main/Tenda/AC21/AC21V1.0re_V16.03.08.16.md"
}
],
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "AC21",
"vendor": "Tenda",
"versions": [
{
"status": "affected",
"version": "16.03.08.16"
}
]
},
{
"product": "AC23",
"vendor": "Tenda",
"versions": [
{
"status": "affected",
"version": "16.03.08.16"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "lxyilu (VulDB User)"
}
],
"descriptions": [
{
"lang": "en",
"value": "A security vulnerability has been detected in Tenda AC21 and AC23 16.03.08.16. Affected is the function GetParentControlInfo of the file /goform/GetParentControlInfo. Such manipulation of the argument mac leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used."
},
{
"lang": "de",
"value": "In Tenda AC21 and AC23 16.03.08.16 ist eine Schwachstelle entdeckt worden. Betroffen ist die Funktion GetParentControlInfo der Datei /goform/GetParentControlInfo. Durch das Manipulieren des Arguments mac mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Ein Angriff ist aus der Distanz m\u00f6glich. Der Exploit ist \u00f6ffentlich verf\u00fcgbar und k\u00f6nnte genutzt werden."
}
],
"metrics": [
{
"cvssV4_0": {
"baseScore": 9.3,
"baseSeverity": "CRITICAL",
"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",
"version": "4.0"
}
},
{
"cvssV3_1": {
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"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",
"version": "3.1"
}
},
{
"cvssV3_0": {
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"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",
"version": "3.0"
}
},
{
"cvssV2_0": {
"baseScore": 10,
"vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR",
"version": "2.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-121",
"description": "Stack-based Buffer Overflow",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-119",
"description": "Memory Corruption",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-08-29T02:02:08.778Z",
"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB"
},
"references": [
{
"name": "VDB-321783 | Tenda AC21/AC23 GetParentControlInfo stack-based overflow",
"tags": [
"vdb-entry",
"technical-description"
],
"url": "https://vuldb.com/?id.321783"
},
{
"name": "VDB-321783 | CTI Indicators (IOB, IOC, IOA)",
"tags": [
"signature",
"permissions-required"
],
"url": "https://vuldb.com/?ctiid.321783"
},
{
"name": "Submit #636545 | Tenda Wi-Fi 5 Router AC21 AC21V1.0re_V16.03.08.16 Buffer Overflow",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/?submit.636545"
},
{
"name": "Submit #636548 | Tenda Wi-Fi 5 Router AC23 AC23V1.0re_V16.03.07.52 Buffer Overflow (Duplicate)",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/?submit.636548"
},
{
"tags": [
"related"
],
"url": "https://github.com/XXRicardo/iot-cve/blob/main/Tenda/AC21/AC21V1.0re_V16.03.08.16.md"
},
{
"tags": [
"exploit"
],
"url": "https://github.com/XXRicardo/iot-cve/blob/main/Tenda/AC23/Stack-Based%20Buffer%20Overflow%20in%20Tenda%20Wi-Fi%205%20Router%20AC23%EF%BC%88AC23V1.0re_V16.03.07.52%EF%BC%89.md"
},
{
"tags": [
"product"
],
"url": "https://www.tenda.com.cn/"
}
],
"timeline": [
{
"lang": "en",
"time": "2025-08-28T00:00:00.000Z",
"value": "Advisory disclosed"
},
{
"lang": "en",
"time": "2025-08-28T02:00:00.000Z",
"value": "VulDB entry created"
},
{
"lang": "en",
"time": "2025-08-28T17:27:38.000Z",
"value": "VulDB entry last update"
}
],
"title": "Tenda AC21/AC23 GetParentControlInfo stack-based overflow"
}
},
"cveMetadata": {
"assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"assignerShortName": "VulDB",
"cveId": "CVE-2025-9605",
"datePublished": "2025-08-29T02:02:08.778Z",
"dateReserved": "2025-08-28T15:21:33.747Z",
"dateUpdated": "2025-08-29T13:31:06.430Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}