CWE-120— Buffer Copy without Checking Size (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.— MITRE CWE catalog

4,711 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →

CVEs classified under CWE-120page 31 of 95

CVE-2025-8160HIGHCVSS 8.8EG 8.8
2025-07-25
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 over…
CVE-2025-8140HIGHCVSS 8.8EG 8.8
2025-07-25
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/formWlanMultipleAP of the component HTTP POST Request Handler. The manipulation…
CVE-2025-8139HIGHCVSS 8.8EG 8.8
2025-07-25
A vulnerability was found in TOTOLINK A702R 4.0.0-B20230721.1521. It has been classified as critical. This affects an unknown part of the file /boafrm/formPortFw of the component HTTP POST Request Handler. The manipulation of the argument …
CVE-2025-8138HIGHCVSS 8.8EG 8.8
2025-07-25
A vulnerability was found in TOTOLINK A702R 4.0.0-B20230721.1521 and classified as critical. Affected by this issue is some unknown functionality of the file /boafrm/formOneKeyAccessButton of the component HTTP POST Request Handler. The ma…
CVE-2025-8137HIGHCVSS 8.8EG 8.8
2025-07-25
A vulnerability has been found in TOTOLINK A702R 4.0.0-B20230721.1521 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /boafrm/formIpQoS of the component HTTP POST Request Handler. The mani…
CVE-2025-8019HIGHCVSS 8.8EG 8.8
2025-07-22
A vulnerability was found in Shenzhen Libituo Technology LBT-T300-T310 2.2.3.6. It has been rated as critical. Affected by this issue is the function sub_40B6F0 of the file at/appy.cgi. The manipulation of the argument wan_proto leads to b…
CVE-2025-7945HIGHCVSS 8.8EG 8.8
2025-07-22
A vulnerability was found in D-Link DIR-513 up to 20190831. It has been declared as critical. This vulnerability affects the function formSetWanDhcpplus of the file /goform/formSetWanDhcpplus. The manipulation of the argument curTime leads…
CVE-2025-7914HIGHCVSS 8.8EG 8.8
2025-07-21
A vulnerability has been found in Tenda AC6 15.03.06.50 and classified as critical. Affected by this vulnerability is the function setparentcontrolinfo of the component httpd. The manipulation leads to buffer overflow. The attack can be la…
CVE-2025-7913HIGHCVSS 8.8EG 8.8
2025-07-21
A vulnerability, which was classified as critical, was found in TOTOLINK T6 4.1.5cu.748_B20211015. Affected is the function updateWifiInfo of the component MQTT Service. The manipulation of the argument serverIp leads to buffer overflow. I…
CVE-2025-7912HIGHCVSS 8.8EG 8.8
2025-07-20
A vulnerability, which was classified as critical, has been found in TOTOLINK T6 4.1.5cu.748_B20211015. This issue affects the function recvSlaveUpgstatus of the component MQTT Service. The manipulation of the argument s leads to buffer ov…
CVE-2025-7837HIGHCVSS 8.8EG 8.8
2025-07-19
A vulnerability was found in TOTOLINK T6 4.1.5cu.748_B20211015 and classified as critical. Affected by this issue is the function recvSlaveStaInfo of the component MQTT Service. The manipulation of the argument dest leads to buffer overflo…
CVE-2025-7758HIGHCVSS 8.8EG 8.8
2025-07-17
A vulnerability, which was classified as critical, has been found in TOTOLINK T6 up to 4.1.5cu.748_B20211015. Affected by this issue is the function setDiagnosisCfg of the file /cgi-bin/cstecgi.cgi of the component HTTP POST Request Handle…
CVE-2025-7747HIGHCVSS 8.8EG 8.8
2025-07-17
A vulnerability classified as critical has been found in Tenda FH451 1.0.0.9. This affects the function fromWizardHandle of the file /goform/WizardHandle of the component POST Request Handler. The manipulation of the argument PPW leads to …
CVE-2025-7571HIGHCVSS 8.8EG 8.8
2025-07-14
A vulnerability classified as critical has been found in UTT HiPER 840G up to 3.1.1-190328. This affects an unknown part of the file /goform/aspApBasicConfigUrcp. The manipulation of the argument Username leads to buffer overflow. It is po…
CVE-2025-7570HIGHCVSS 8.8EG 8.8
2025-07-14
A vulnerability was found in UTT HiPER 840G up to 3.1.1-190328. It has been rated as critical. Affected by this issue is some unknown functionality of the file /goform/aspRemoteApConfTempSend. The manipulation of the argument remoteSrcTemp…
CVE-2025-7468HIGHCVSS 8.8EG 8.8
2025-07-12
A vulnerability has been found in Tenda FH1201 1.2.0.14 and classified as critical. This vulnerability affects the function fromSafeUrlFilter of the file /goform/fromSafeUrlFilter of the component HTTP POST Request Handler. The manipulatio…
CVE-2025-7465HIGHCVSS 8.8EG 8.8
2025-07-12
A vulnerability classified as critical was found in Tenda FH1201 1.2.0.14. Affected by this vulnerability is the function fromRouteStatic of the file /goform/fromRouteStatic of the component HTTP POST Request Handler. The manipulation of t…
CVE-2025-7463HIGHCVSS 8.8EG 8.8
2025-07-12
A vulnerability was found in Tenda FH1201 1.2.0.14. It has been declared as critical. This vulnerability affects the function formWrlsafeset of the file /goform/AdvSetWrlsafeset of the component HTTP POST Request Handler. The manipulation …
CVE-2025-7460HIGHCVSS 8.8EG 8.8
2025-07-11
A vulnerability has been found in TOTOLINK T6 4.1.5cu.748_B20211015 and classified as critical. Affected by this vulnerability is the function setWiFiAclRules of the file /cgi-bin/cstecgi.cgi of the component HTTP POST Request Handler. The…
CVE-2025-7118HIGHCVSS 8.8EG 8.8
2025-07-07
A vulnerability, which was classified as critical, has been found in UTT HiPER 840G up to 3.1.1-190328. This issue affects some unknown processing of the file /goform/formPictureUrl. The manipulation of the argument importpictureurl leads …
CVE-2025-7117HIGHCVSS 8.8EG 8.8
2025-07-07
A vulnerability classified as critical was found in UTT HiPER 840G up to 3.1.1-190328. This vulnerability affects unknown code of the file /goform/websWhiteList. The manipulation of the argument addHostFilter leads to buffer overflow. The …
CVE-2025-7077HIGHCVSS 8.8EG 8.8
2025-07-06
A vulnerability classified as critical has been found in Shenzhen Libituo Technology LBT-T300-T310 up to 2.2.3.6. This affects the function config_3g_para of the file /appy.cgi. The manipulation of the argument username_3g/password_3g lead…
CVE-2025-6953HIGHCVSS 8.8EG 8.8
2025-07-01
A vulnerability, which was classified as critical, was found in TOTOLINK A3002RU 3.0.0-B20230809.1615. Affected is an unknown function of the file /boafrm/formParentControl of the component HTTP POST Request Handler. The manipulation of th…
CVE-2025-6940HIGHCVSS 8.8EG 8.8
2025-07-01
A vulnerability classified as critical was found in TOTOLINK A702R 4.0.0-B20230721.1521. Affected by this vulnerability is an unknown functionality of the file /boafrm/formParentControl of the component HTTP POST Request Handler. The manip…
CVE-2025-6939HIGHCVSS 8.8EG 8.8
2025-07-01
A vulnerability classified as critical has been found in TOTOLINK A3002RU 3.0.0-B20230809.1615. Affected is an unknown function of the file /boafrm/formWlSiteSurvey of the component HTTP POST Request Handler. The manipulation of the argume…
CVE-2025-6882HIGHCVSS 8.8EG 8.8
2025-06-30
A vulnerability classified as critical has been found in D-Link DIR-513 1.0. This affects an unknown part of the file /goform/formSetWanPPTP. The manipulation of the argument curTime leads to buffer overflow. It is possible to initiate the…
CVE-2025-6881HIGHCVSS 8.8EG 8.8
2025-06-30
A vulnerability was found in D-Link DI-8100 16.07.21. It has been rated as critical. Affected by this issue is some unknown functionality of the file /pppoe_base.asp of the component jhttpd. The manipulation of the argument mschap_en leads…
CVE-2025-6825HIGHCVSS 8.8EG 8.8
2025-06-28
A vulnerability classified as critical was found in TOTOLINK A702R up to 4.0.0-B20230721.1521. Affected by this vulnerability is an unknown functionality of the file /boafrm/formWlSiteSurvey of the component HTTP POST Request Handler. The …
CVE-2025-6751HIGHCVSS 8.8EG 8.8
2025-06-27
A vulnerability, which was classified as critical, was found in Linksys E8450 up to 1.2.00.360516. This affects the function set_device_language of the file portal.cgi of the component HTTP POST Request Handler. The manipulation of the arg…
CVE-2025-6734HIGHCVSS 8.8EG 8.8
2025-06-26
A vulnerability was found in UTT HiPER 840G up to 3.1.1-190328. It has been rated as critical. This issue affects the function sub_484E40 of the file /goform/formP2PLimitConfig of the component API. The manipulation of the argument except …
CVE-2025-6733HIGHCVSS 8.8EG 8.8
2025-06-26
A vulnerability was found in UTT HiPER 840G up to 3.1.1-190328. It has been declared as critical. This vulnerability affects the function sub_416928 of the file /goform/formConfigDnsFilterGlobal of the component API. The manipulation of th…
CVE-2025-6732HIGHCVSS 8.8EG 8.8
2025-06-26
A vulnerability was found in UTT HiPER 840G up to 3.1.1-190328. 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 buff…
CVE-2025-6627HIGHCVSS 8.8EG 8.8
2025-06-25
A vulnerability has been found in TOTOLINK A702R 4.0.0-B20230721.1521 and classified as critical. This vulnerability affects unknown code of the file /boafrm/formIpv6Setup of the component HTTP POST Request Handler. The manipulation of the…
CVE-2025-6568HIGHCVSS 8.8EG 8.8
2025-06-24
A vulnerability classified as critical has been found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713. Affected is an unknown function of the file /boafrm/formIpv6Setup of the component HTTP POST Request Handler. The manipulation of the argumen…
CVE-2025-6402HIGHCVSS 8.8EG 8.8
2025-06-21
A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105. It has been declared as critical. This vulnerability affects unknown code of the file /boafrm/formIpv6Setup of the component HTTP POST Request Handler. The manipulation of the…
CVE-2025-6400HIGHCVSS 8.8EG 8.8
2025-06-21
A vulnerability was found in TOTOLINK N300RH 6.1c.1390_B20191101 and classified as critical. Affected by this issue is some unknown functionality of the file /boafrm/formPortFw of the component HTTP POST Message Handler. The manipulation o…
CVE-2025-6399HIGHCVSS 8.8EG 8.8
2025-06-21
A vulnerability, which was classified as critical, was found in TOTOLINK X15 1.0.0-B20230714.1105. Affected is an unknown function of the file /boafrm/formIPv6Addr of the component HTTP POST Request Handler. The manipulation of the argumen…
CVE-2025-6337HIGHCVSS 8.8EG 8.8
2025-06-20
A vulnerability was found in TOTOLINK A3002R and A3002RU 3.0.0-B20230809.1615/4.0.0-B20230531.1404. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file /boafrm/formTmultiAP of the compon…
CVE-2025-6165HIGHCVSS 8.8EG 8.8
2025-06-17
A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105. It has been declared as critical. This vulnerability affects unknown code of the file /boafrm/formTmultiAP of the component HTTP POST Request Handler. The manipulation of the …
CVE-2025-6164HIGHCVSS 8.8EG 8.8
2025-06-17
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 argumen…
CVE-2025-6163HIGHCVSS 8.8EG 8.8
2025-06-17
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 manipulatio…
CVE-2025-6162HIGHCVSS 8.8EG 8.8
2025-06-17
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. Th…
CVE-2025-6150HIGHCVSS 8.8EG 8.8
2025-06-17
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 …
CVE-2025-6149HIGHCVSS 8.8EG 8.8
2025-06-17
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 subm…
CVE-2025-6148HIGHCVSS 8.8EG 8.8
2025-06-17
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 th…
CVE-2025-6147HIGHCVSS 8.8EG 8.8
2025-06-17
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 …
CVE-2025-6146HIGHCVSS 8.8EG 8.8
2025-06-17
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 su…
CVE-2025-6145HIGHCVSS 8.8EG 8.8
2025-06-16
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 manipulati…
CVE-2025-6144HIGHCVSS 8.8EG 8.8
2025-06-16
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…
CVE-2025-6143HIGHCVSS 8.8EG 8.8
2025-06-16
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 argume…

Map vulnerabilities like CWE-120 to your infrastructure

EchelonGraph correlates every CVE — across CWE-120 and 150+ other weakness categories — against the assets you actually run. See blast radius, fix versions, and remediation steps in one graph.

Book a Demo →