Totolink: >> A7000r Firmware Security Vulnerabilities
TOTOLink A7000R V9.1.0u.6115_B20201022 was discovered to contain a stack overflow in the ssid parameter of the urldecode function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
CVSS Score
7.5
EPSS Score
0.002
Published
2025-11-10
TOTOLink A7000R V9.1.0u.6115_B20201022 was discovered to contain a stack overflow in the addEffect parameter of the urldecode function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.
CVSS Score
7.5
EPSS Score
0.002
Published
2025-11-10
Totolink A7000R v9.1.0u.6115_B20201022 was discovered to contain a stack overflow via the ssid5g parameter in the sub_421CF0 function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
CVSS Score
7.5
EPSS Score
0.003
Published
2025-10-31
Totolink A7000R v9.1.0u.6115_B20201022 was discovered to contain a stack overflow via the ssid5g parameter in the sub_4222E0 function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
CVSS Score
7.5
EPSS Score
0.003
Published
2025-10-31
Totolink A7000R v9.1.0u.6115_B20201022 was discovered to contain a stack overflow via the ssid5g parameter in the urldecode function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
CVSS Score
7.5
EPSS Score
0.003
Published
2025-10-31
Totolink A7000R v9.1.0u.6115_B20201022 was discovered to contain a stack overflow via the wifiOff parameter in the sub_421A04 function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
CVSS Score
7.5
EPSS Score
0.003
Published
2025-10-31
In TOTOLINK A7000R firmware 9.1.0u.6115_B20201022, an attacker can bypass login by sending a specific request through formLoginAuth.htm.
CVSS Score
9.8
EPSS Score
0.002
Published
2025-08-13
A vulnerability, which was classified as critical, was found in TOTOLINK A7000R 9.1.0u.6268_B20220504. Affected is the function setWizardCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ssid leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-272784. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
CVSS Score
8.8
EPSS Score
0.005
Published
2024-07-30
A vulnerability, which was classified as critical, has been found in TOTOLINK A7000R 9.1.0u.6268_B20220504. This issue affects the function loginauth of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument password leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-272783. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
CVSS Score
8.8
EPSS Score
0.006
Published
2024-07-30
Buffer Overflow vulnerability in TOTOLink X5000R V9.1.0u.6118-B20201102 and A7000R V9.1.0u.6115-B20201022, allow remote attackers to execute arbitrary code and cause a denial of service (DoS) via the IP field.
CVSS Score
9.8
EPSS Score
0.035
Published
2024-03-16
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