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ac20

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NVD

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11
Related CVEsRelated VendorsRelated AssignersReports
11Vulnerabilities found

CVE-2025-9091
Assigner-VulDB
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Assigner-VulDB
CVSS Score-2||LOW
EPSS-0.01% / 1.73%
||
7 Day CHG-0.00%
Published-17 Aug, 2025 | 02:32
Updated-21 Aug, 2025 | 16:10
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Tenda AC20 shadow hard-coded credentials

A security flaw has been discovered in Tenda AC20 16.03.08.12. Affected by this vulnerability is an unknown functionality of the file /etc_ro/shadow. The manipulation leads to hard-coded credentials. It is possible to launch the attack on the local host. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.

Action-Not Available
Vendor-Tenda Technology Co., Ltd.
Product-ac20ac20_firmwareAC20
CWE ID-CWE-259
Use of Hard-coded Password
CWE ID-CWE-798
Use of Hard-coded Credentials
CVE-2025-9090
Assigner-VulDB
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Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-9.02% / 92.29%
||
7 Day CHG-5.27%
Published-17 Aug, 2025 | 02:02
Updated-21 Aug, 2025 | 16:10
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Tenda AC20 Telnet Service telnet websFormDefine command injection

A vulnerability was identified in Tenda AC20 16.03.08.12. Affected is the function websFormDefine of the file /goform/telnet of the component Telnet Service. The manipulation leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Action-Not Available
Vendor-Tenda Technology Co., Ltd.
Product-ac20ac20_firmwareAC20
CWE ID-CWE-74
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
CWE ID-CWE-77
Improper Neutralization of Special Elements used in a Command ('Command Injection')
CVE-2025-9089
Assigner-VulDB
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Assigner-VulDB
CVSS Score-8.7||HIGH
EPSS-0.08% / 25.12%
||
7 Day CHG-0.00%
Published-16 Aug, 2025 | 23:32
Updated-21 Aug, 2025 | 16:10
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Tenda AC20 SetIpMacBind sub_48E628 stack-based overflow

A vulnerability was determined in Tenda AC20 16.03.08.12. This issue affects the function sub_48E628 of the file /goform/SetIpMacBind. The manipulation of the argument list leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Action-Not Available
Vendor-Tenda Technology Co., Ltd.
Product-ac20ac20_firmwareAC20
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-121
Stack-based Buffer Overflow
CVE-2025-9088
Assigner-VulDB
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Assigner-VulDB
CVSS Score-8.7||HIGH
EPSS-0.08% / 25.12%
||
7 Day CHG-0.00%
Published-16 Aug, 2025 | 23:02
Updated-21 Aug, 2025 | 16:12
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Tenda AC20 formSetVirtualSer save_virtualser_data stack-based overflow

A vulnerability was found in Tenda AC20 16.03.08.12. This vulnerability affects the function save_virtualser_data of the file /goform/formSetVirtualSer. The manipulation of the argument list leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Action-Not Available
Vendor-Tenda Technology Co., Ltd.
Product-ac20ac20_firmwareAC20
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-121
Stack-based Buffer Overflow
CWE ID-CWE-787
Out-of-bounds Write
CVE-2025-9087
Assigner-VulDB
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Assigner-VulDB
CVSS Score-8.7||HIGH
EPSS-0.08% / 25.12%
||
7 Day CHG-0.00%
Published-16 Aug, 2025 | 22:32
Updated-21 Aug, 2025 | 16:13
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Tenda AC20 SetNetControlList Endpoint set_qosMib_list stack-based overflow

A vulnerability has been found in Tenda AC20 16.03.08.12. This affects the function set_qosMib_list of the file /goform/SetNetControlList of the component SetNetControlList Endpoint. The manipulation of the argument list leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Action-Not Available
Vendor-Tenda Technology Co., Ltd.
Product-ac20ac20_firmwareAC20
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-121
Stack-based Buffer Overflow
CVE-2025-9046
Assigner-VulDB
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Assigner-VulDB
CVSS Score-8.7||HIGH
EPSS-0.08% / 25.12%
||
7 Day CHG-0.00%
Published-15 Aug, 2025 | 11:02
Updated-18 Aug, 2025 | 15:10
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Tenda AC20 setMacFilterCfg sub_46A2AC stack-based overflow

A vulnerability was identified in Tenda AC20 16.03.08.12. This issue affects the function sub_46A2AC of the file /goform/setMacFilterCfg. The manipulation of the argument deviceList leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Action-Not Available
Vendor-Tenda Technology Co., Ltd.
Product-ac20ac20_firmwareAC20
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-121
Stack-based Buffer Overflow
CVE-2025-8940
Assigner-VulDB
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Assigner-VulDB
CVSS Score-8.7||HIGH
EPSS-0.08% / 25.12%
||
7 Day CHG~0.00%
Published-14 Aug, 2025 | 05:32
Updated-19 Aug, 2025 | 18:42
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Tenda AC20 saveParentControlInfo strcpy buffer overflow

A vulnerability was identified in Tenda AC20 up to 16.03.08.12. Affected by this vulnerability is the function strcpy of the file /goform/saveParentControlInfo. The manipulation of the argument Time leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Action-Not Available
Vendor-Tenda Technology Co., Ltd.
Product-ac20_firmwareac20AC20
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CVE-2025-8939
Assigner-VulDB
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Assigner-VulDB
CVSS Score-8.7||HIGH
EPSS-0.08% / 25.12%
||
7 Day CHG~0.00%
Published-14 Aug, 2025 | 05:32
Updated-19 Aug, 2025 | 18:35
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Tenda AC20 WifiGuestSet buffer overflow

A vulnerability was determined in Tenda AC20 up to 16.03.08.12. Affected is an unknown function of the file /goform/WifiGuestSet. The manipulation of the argument shareSpeed leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Action-Not Available
Vendor-Tenda Technology Co., Ltd.
Product-ac20_firmwareac20AC20
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CVE-2025-8810
Assigner-VulDB
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Assigner-VulDB
CVSS Score-8.7||HIGH
EPSS-0.08% / 24.20%
||
7 Day CHG~0.00%
Published-10 Aug, 2025 | 13:02
Updated-14 Aug, 2025 | 16:29
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Tenda AC20 SetFirewallCfg strcpy stack-based overflow

A vulnerability classified as critical was found in Tenda AC20 16.03.08.05. Affected by this vulnerability is the function strcpy of the file /goform/SetFirewallCfg. The manipulation of the argument firewallEn leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Action-Not Available
Vendor-Tenda Technology Co., Ltd.
Product-ac20ac20_firmwareAC20
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-121
Stack-based Buffer Overflow
CVE-2025-8160
Assigner-VulDB
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Assigner-VulDB
CVSS Score-8.7||HIGH
EPSS-0.09% / 26.78%
||
7 Day CHG+0.01%
Published-25 Jul, 2025 | 15:02
Updated-05 Aug, 2025 | 19:21
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Tenda AC20 httpd SetSysTimeCfg buffer overflow

A vulnerability classified as critical has been found in Tenda AC20 up to 16.03.08.12. Affected is an unknown function of the file /goform/SetSysTimeCfg of the component httpd. The manipulation of the argument timeZone leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Action-Not Available
Vendor-Tenda Technology Co., Ltd.
Product-ac20_firmwareac20AC20
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CVE-2025-8131
Assigner-VulDB
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Assigner-VulDB
CVSS Score-8.7||HIGH
EPSS-0.09% / 26.78%
||
7 Day CHG+0.01%
Published-25 Jul, 2025 | 04:32
Updated-05 Aug, 2025 | 19:30
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Tenda AC20 SetStaticRouteCfg stack-based overflow

A vulnerability was found in Tenda AC20 16.03.08.05. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file /goform/SetStaticRouteCfg. The manipulation of the argument list leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Action-Not Available
Vendor-Tenda Technology Co., Ltd.
Product-ac20_firmwareac20AC20
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-121
Stack-based Buffer Overflow