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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
1Totolink
1A3002r Firmware
Jun 17, 2026
Jun 17, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability was found in TOTOLINK A3002R 4.0.0-B20230531.1404. It has been classified as critical. This affects an unknown part of the file /boafrm/formMultiAP of the component HTTP POST Request Handler. The manipula...Show more
A vulnerability was found in TOTOLINK A3002R 4.0.0-B20230531.1404. It has been classified as critical. This affects an unknown part of the file /boafrm/formMultiAP of the component HTTP POST Request Handler. The manipulation of the argument submit-url 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
1Totolink
1A3002ru Firmware
Jun 17, 2026
Jun 17, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability was found in TOTOLINK A3002RU 3.0.0-B20230809.1615 and classified as critical. Affected by this issue is some unknown functionality of the file /boafrm/formMultiAP of the component HTTP POST Request Handl...Show more
A vulnerability was found in TOTOLINK A3002RU 3.0.0-B20230809.1615 and classified as critical. Affected by this issue is some unknown functionality of the file /boafrm/formMultiAP of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.Show less
1Totolink
1Ex1200t Firmware
Jun 17, 2026
Jun 17, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability has been found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /boafrm/formMultiAP of the component HTTP POST...Show more
A vulnerability has been found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /boafrm/formMultiAP of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.Show less
1Tp Link
1Tl Wr940n Firmware
Jun 17, 2026
Jun 17, 2025
8.2 HIGH· v4
N/A· v3
N/A· v2
A vulnerability has been found in TP-Link TL-WR940N V4 and TL-WR841N V11. Affected by this issue is some unknown functionality of the file /userRpm/WanSlaacCfgRpm.htm, which may lead to buffer overflow. The attack may...Show more
A vulnerability has been found in TP-Link TL-WR940N V4 and TL-WR841N V11. Affected by this issue is some unknown functionality of the file /userRpm/WanSlaacCfgRpm.htm, which may lead to buffer overflow. The attack may be launched remotely. This vulnerability only affects products that are no longer supported by the maintainer.Show less
1Totolink
1X15 Firmware
Jun 17, 2026
Jun 17, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability classified as critical was found in TOTOLINK X15 1.0.0-B20230714.1105. Affected by this vulnerability is an unknown functionality of the file /boafrm/formMultiAP of the component HTTP POST Request Handler...Show more
A vulnerability classified as critical was found in TOTOLINK X15 1.0.0-B20230714.1105. Affected by this vulnerability is an unknown functionality of the file /boafrm/formMultiAP of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.Show less
1Totolink
1A3002r Firmware
Jun 17, 2026
Jun 17, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability classified as critical has been found in TOTOLINK A3002R 4.0.0-B20230531.1404. Affected is an unknown function of the file /boafrm/formSysLog of the component HTTP POST Request Handler. The manipulation o...Show more
A vulnerability classified as critical has been found in TOTOLINK A3002R 4.0.0-B20230531.1404. Affected is an unknown function of the file /boafrm/formSysLog of the component HTTP POST Request Handler. The manipulation of the argument submit-url 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
1Totolink
1A3002ru Firmware
Jun 17, 2026
Jun 17, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability was found in TOTOLINK A3002RU 3.0.0-B20230809.1615. It has been rated as critical. This issue affects some unknown processing of the file /boafrm/formSysLog of the component HTTP POST Request Handler. The...Show more
A vulnerability was found in TOTOLINK A3002RU 3.0.0-B20230809.1615. It has been rated as critical. This issue affects some unknown processing of the file /boafrm/formSysLog of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.Show less
1Totolink
1A702r Firmware
Jun 17, 2026
Jun 17, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability was found in TOTOLINK A702R 4.0.0-B20230721.1521. It has been declared as critical. This vulnerability affects unknown code of the file /boafrm/formSysLog of the component HTTP POST Request Handler. The m...Show more
A vulnerability was found in TOTOLINK A702R 4.0.0-B20230721.1521. It has been declared as critical. This vulnerability affects unknown code of the file /boafrm/formSysLog of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.Show less
1Totolink
1X15 Firmware
Jun 17, 2026
Jun 17, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105. It has been classified as critical. This affects an unknown part of the file /boafrm/formSysLog of the component HTTP POST Request Handler. The manipulation...Show more
A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105. It has been classified as critical. This affects an unknown part of the file /boafrm/formSysLog of the component HTTP POST Request Handler. The manipulation of the argument submit-url 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
1Totolink
1Ex1200t Firmware
Jun 17, 2026
Jun 16, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability was found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713 and classified as critical. Affected by this issue is some unknown functionality of the file /boafrm/formSysLog of the component HTTP POST Request Hand...Show more
A vulnerability was found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713 and classified as critical. Affected by this issue is some unknown functionality of the file /boafrm/formSysLog of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.Show less
1Totolink
1Ex1200t Firmware
Jun 17, 2026
Jun 16, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability has been found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /boafrm/formSysCmd of the component HTTP POST R...Show more
A vulnerability has been found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /boafrm/formSysCmd of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.Show less
1Totolink
1Ex1200t Firmware
Jun 17, 2026
Jun 16, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability, which was classified as critical, was found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713. Affected is an unknown function of the file /boafrm/formNtp of the component HTTP POST Request Handler. The manipul...Show more
A vulnerability, which was classified as critical, was found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713. Affected is an unknown function of the file /boafrm/formNtp of the component HTTP POST Request Handler. The manipulation of the argument submit-url 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
1Totolink
1T10 Firmware
Jun 17, 2026
Jun 16, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability classified as critical was found in TOTOLINK T10 4.1.8cu.5207. Affected by this vulnerability is the function setWizardCfg of the file /cgi-bin/cstecgi.cgi of the component HTTP POST Request Handler. The...Show more
A vulnerability classified as critical was found in TOTOLINK T10 4.1.8cu.5207. Affected by this vulnerability is the function setWizardCfg of the file /cgi-bin/cstecgi.cgi of the component HTTP POST Request Handler. The manipulation of the argument ssid5g leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.Show less
1Totolink
1T10 Firmware
Jun 17, 2026
Jun 16, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability classified as critical has been found in TOTOLINK T10 4.1.8cu.5207. Affected is the function setWiFiScheduleCfg of the file /cgi-bin/cstecgi.cgi of the component HTTP POST Request Handler. The manipulatio...Show more
A vulnerability classified as critical has been found in TOTOLINK T10 4.1.8cu.5207. Affected is the function setWiFiScheduleCfg of the file /cgi-bin/cstecgi.cgi of the component HTTP POST Request Handler. The manipulation of the argument desc 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
1Totolink
1Ex1200t Firmware
Jun 17, 2026
Jun 16, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability, which was classified as critical, has been found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713. This issue affects some unknown processing of the file /boafrm/formStats of the component HTTP POST Request Ha...Show more
A vulnerability, which was classified as critical, has been found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713. This issue affects some unknown processing of the file /boafrm/formStats of the component HTTP POST Request Handler. The manipulation leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.Show less
1Totolink
1Ex1200t Firmware
Jun 17, 2026
Jun 16, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability classified as critical was found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713. This vulnerability affects unknown code of the file /boafrm/formSaveConfig of the component HTTP POST Request Handler. The mani...Show more
A vulnerability classified as critical was found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713. This vulnerability affects unknown code of the file /boafrm/formSaveConfig of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.Show less
1Totolink
1Ex1200t Firmware
Jun 17, 2026
Jun 16, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability classified as critical has been found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713. This affects an unknown part of the file /boafrm/formWirelessTbl of the component HTTP POST Request Handler. The manipulat...Show more
A vulnerability classified as critical has been found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713. This affects an unknown part of the file /boafrm/formWirelessTbl of the component HTTP POST Request Handler. The manipulation of the argument submit-url 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
1Tenda
1Fh1203 Firmware
Jun 17, 2026
Jun 16, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability, which was classified as critical, was found in Tenda FH1203 2.0.1.6. Affected is the function fromadvsetlanip of the file /goform/AdvSetLanip. The manipulation of the argument lanMask leads to buffer ove...Show more
A vulnerability, which was classified as critical, was found in Tenda FH1203 2.0.1.6. Affected is the function fromadvsetlanip of the file /goform/AdvSetLanip. The manipulation of the argument lanMask 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
1Tenda
1Fh1205 Firmware
Jun 17, 2026
Jun 16, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability, which was classified as critical, has been found in Tenda FH1205 2.0.0.7. This issue affects the function fromadvsetlanip of the file /goform/AdvSetLanip. The manipulation of the argument lanMask leads t...Show more
A vulnerability, which was classified as critical, has been found in Tenda FH1205 2.0.0.7. This issue affects the function fromadvsetlanip of the file /goform/AdvSetLanip. The manipulation of the argument lanMask leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.Show less
1Utt
1750w Firmware
Jun 17, 2026
Jun 16, 2025
8.9 HIGH· v4
9.8 CRITICAL· v3
10.0 HIGH· v2
A vulnerability was found in UTT 进取 750W up to 5.0. It has been classified as critical. This affects the function strcpy of the file /goform/setSysAdm of the component API. The manipulation of the argument passwd1 leads...Show more
A vulnerability was found in UTT 进取 750W up to 5.0. It has been classified as critical. This affects the function strcpy of the file /goform/setSysAdm of the component API. The manipulation of the argument passwd1 leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.Show less