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CWE-120

4,417 CVEs • Abstraction: Base • Likelihood of Exploit: High

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

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CVEs (4,417)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Dlink
1Dir 605l Firmware
Jun 17, 2026
Oct 6, 2024
8.7 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability was found in D-Link DIR-605L 2.13B01 BETA and classified as critical. This issue affects the function formEasySetupWizard/formEasySetupWizard2 of the file /goform/formEasySetupWizard. The manipulation of...Show more
A vulnerability was found in D-Link DIR-605L 2.13B01 BETA and classified as critical. This issue affects the function formEasySetupWizard/formEasySetupWizard2 of the file /goform/formEasySetupWizard. The manipulation of the argument curTime leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.Show less
1Dlink
1Dir 605l Firmware
Jun 17, 2026
Oct 5, 2024
8.7 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability was found in D-Link DIR-605L 2.13B01 BETA. It has been declared as critical. Affected by this vulnerability is the function formEasySetupWWConfig of the file /goform/formEasySetupWWConfig. The manipulatio...Show more
A vulnerability was found in D-Link DIR-605L 2.13B01 BETA. It has been declared as critical. Affected by this vulnerability is the function formEasySetupWWConfig of the file /goform/formEasySetupWWConfig. The manipulation of the argument curTime leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.Show less
1Dlink
1Dir 605l Firmware
Jun 17, 2026
Oct 5, 2024
8.7 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability was found in D-Link DIR-605L 2.13B01 BETA. It has been classified as critical. Affected is the function formEasySetPassword of the file /goform/formEasySetPassword. The manipulation of the argument curTim...Show more
A vulnerability was found in D-Link DIR-605L 2.13B01 BETA. It has been classified as critical. Affected is the function formEasySetPassword of the file /goform/formEasySetPassword. The manipulation of the argument curTime leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.Show less
1Dlink
1Dir 605l Firmware
Jun 17, 2026
Oct 5, 2024
8.7 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability was found in D-Link DIR-605L 2.13B01 BETA and classified as critical. This issue affects the function formDeviceReboot of the file /goform/formDeviceReboot. The manipulation of the argument next_page lead...Show more
A vulnerability was found in D-Link DIR-605L 2.13B01 BETA and classified as critical. This issue affects the function formDeviceReboot of the file /goform/formDeviceReboot. The manipulation of the argument next_page leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.Show less
1Dlink
1Dir 605l Firmware
Jun 17, 2026
Oct 5, 2024
8.7 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability has been found in D-Link DIR-605L 2.13B01 BETA and classified as critical. This vulnerability affects the function formAdvanceSetup of the file /goform/formAdvanceSetup. The manipulation of the argument w...Show more
A vulnerability has been found in D-Link DIR-605L 2.13B01 BETA and classified as critical. This vulnerability affects the function formAdvanceSetup of the file /goform/formAdvanceSetup. The manipulation of the argument webpage leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.Show less
1Dlink
1Dir 605l Firmware
Jun 17, 2026
Oct 4, 2024
8.7 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability was found in D-Link DIR-605L 2.13B01 BETA. It has been classified as critical. This affects the function formSetQoS of the file /goform/formSetQoS. The manipulation of the argument curTime leads to buffer...Show more
A vulnerability was found in D-Link DIR-605L 2.13B01 BETA. It has been classified as critical. This affects the function formSetQoS of the file /goform/formSetQoS. The manipulation of the argument curTime leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.Show less
1Dlink
1Dir 605l Firmware
Jun 17, 2026
Oct 4, 2024
8.7 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability was found in D-Link DIR-605L 2.13B01 BETA. It has been declared as critical. This vulnerability affects the function formSetDomainFilter of the file /goform/formSetDomainFilter. The manipulation of the ar...Show more
A vulnerability was found in D-Link DIR-605L 2.13B01 BETA. It has been declared as critical. This vulnerability affects the function formSetDomainFilter of the file /goform/formSetDomainFilter. The manipulation of the argument curTime leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.Show less
1Draytek
24Vigor1000b Firmware
Vigor165 FirmwareVigor166 Firmware+21 more
Jun 17, 2026
Oct 3, 2024
N/A· v4
8.0 HIGH· v3
N/A· v2
Buffer Overflow vulnerabilities exist in DrayTek Vigor310 devices through 4.3.2.6 (in the Vigor management UI) because of improper retrieval and handling of the CGI form parameters.
1Draytek
24Vigor1000b Firmware
Vigor165 FirmwareVigor166 Firmware+21 more
Jun 17, 2026
Oct 3, 2024
N/A· v4
8.0 HIGH· v3
N/A· v2
The CGI endpoints v2x00.cgi and cgiwcg.cgi of DrayTek Vigor3910 devices through 4.3.2.6 are vulnerable to buffer overflows, by authenticated users, because of missing bounds checking on parameters passed through POST req...Show more
The CGI endpoints v2x00.cgi and cgiwcg.cgi of DrayTek Vigor3910 devices through 4.3.2.6 are vulnerable to buffer overflows, by authenticated users, because of missing bounds checking on parameters passed through POST requests to the strncpy function.Show less
1Synology
1Drive Client
Jun 17, 2026
Sep 26, 2024
N/A· v4
8.2 HIGH· v3
N/A· v2
Buffer copy without checking size of input ('Classic Buffer Overflow') vulnerability in vss service component in Synology Drive Client before 3.5.0-16084 allows remote attackers to overwrite trivial buffers and crash the...Show more
Buffer copy without checking size of input ('Classic Buffer Overflow') vulnerability in vss service component in Synology Drive Client before 3.5.0-16084 allows remote attackers to overwrite trivial buffers and crash the client via unspecified vectors.Show less
1Synology
1Drive Client
Jun 17, 2026
Sep 26, 2024
N/A· v4
4.4 MEDIUM· v3
N/A· v2
Buffer copy without checking size of input ('Classic Buffer Overflow') vulnerability in backup task management functionality in Synology Drive Client before 3.4.0-15721 allows local users with administrator privileges to...Show more
Buffer copy without checking size of input ('Classic Buffer Overflow') vulnerability in backup task management functionality in Synology Drive Client before 3.4.0-15721 allows local users with administrator privileges to crash the client via unspecified vectors.Show less
1Synology
1Drive Client
Jun 17, 2026
Sep 26, 2024
N/A· v4
4.4 MEDIUM· v3
N/A· v2
Buffer copy without checking size of input ('Classic Buffer Overflow') vulnerability in connection management functionality in Synology Drive Client before 3.4.0-15721 allows local users with administrator privileges to...Show more
Buffer copy without checking size of input ('Classic Buffer Overflow') vulnerability in connection management functionality in Synology Drive Client before 3.4.0-15721 allows local users with administrator privileges to crash the client via unspecified vectors.Show less
1Sony
1Xav Ax5500 Firmware
Jun 17, 2026
Sep 23, 2024
N/A· v4
6.8 MEDIUM· v3
N/A· v2
Sony XAV-AX5500 USB Configuration Descriptor Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Sony XAV-AX5...Show more
Sony XAV-AX5500 USB Configuration Descriptor Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Sony XAV-AX5500 devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the USB host driver. A crafted USB configuration descriptor can trigger an overflow of a fixed-length buffer. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-23185Show less
1Razormist
1Telecom Billing Management System
Jun 17, 2026
Sep 22, 2024
5.3 MEDIUM· v4
9.8 CRITICAL· v3
5.8 MEDIUM· v2
A vulnerability has been found in SourceCodester Telecom Billing Management System 1.0 and classified as critical. This vulnerability affects the function login. The manipulation of the argument uname leads to buffer ove...Show more
A vulnerability has been found in SourceCodester Telecom Billing Management System 1.0 and classified as critical. This vulnerability affects the function login. The manipulation of the argument uname leads to buffer overflow. The exploit has been disclosed to the public and may be used.Show less
1Tenda
1Ac8 Firmware
Jun 17, 2026
Sep 20, 2024
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Tenda AC8v4 V16.03.34.06 has a stack overflow vulnerability in the fromAdvSetMacMtuWan function.
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Jun 17, 2026
Sep 18, 2024
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Buffer Overflow vulnerability in btstack mesh commit before v.864e2f2b6b7878c8fab3cf5ee84ae566e3380c58 allows a remote attacker to execute arbitrary code via the pb_adv_handle_tranaction_cont function in the src/mesh/pb_...Show more
Buffer Overflow vulnerability in btstack mesh commit before v.864e2f2b6b7878c8fab3cf5ee84ae566e3380c58 allows a remote attacker to execute arbitrary code via the pb_adv_handle_tranaction_cont function in the src/mesh/pb_adv.c componentShow less
2Siemens
Trianglemicroworks
6Iec 61850 Source Code Library
Sicam A8000 FirmwareSicam Egs Firmware+3 more
Jun 17, 2026
Sep 18, 2024
N/A· v4
7.5 HIGH· v3
N/A· v2
Triangle Microworks TMW IEC 61850 Client source code libraries before 12.2.0 lack a buffer size check when processing received messages. The resulting buffer overflow can cause a crash, resulting in a denial of service.
1Draytek
1Vigor3910 Firmware
Jun 17, 2026
Sep 18, 2024
N/A· v4
7.5 HIGH· v3
N/A· v2
Draytek Vigor 3910 v4.3.2.6 was discovered to contain a buffer overflow in the iprofileidx parameter at dialin.cgi. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.
1Draytek
1Vigor3910 Firmware
Jun 17, 2026
Sep 18, 2024
N/A· v4
7.5 HIGH· v3
N/A· v2
Draytek Vigor 3910 v4.3.2.6 was discovered to contain a buffer overflow in the sPubKey parameter at dialin.cgi. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.
1Draytek
1Vigor3910 Firmware
Jun 17, 2026
Sep 18, 2024
N/A· v4
7.5 HIGH· v3
N/A· v2
Draytek Vigor 3910 v4.3.2.6 was discovered to contain a buffer overflow in the sAct parameter at v2x00.cgi. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.