Priority CRITICAL 97KEV
TP-Link TL-WR940N V2/V4, TL-WR841N V8/V10, and TL-WR740N V1/V2 was discovered to contain a command injection vulnerability via the component /userRpm/WlanNetworkRpm .
CVSS 3.1HIGH 8.8· Network · Low privileges · No interaction · EPSS 0.41606 · Published 2023-06-07 · No fix listed CWE-77
Priority CRITICAL 86KEV
TP-Link TL-WR841N dropbearpwd Improper Authentication Information Disclosure Vulnerability.
CVSS 3.1MEDIUM 6.5· Adjacent network · No auth · No interaction · EPSS 0.20021 · Published 2024-05-03 · Fixed in V11_211209, V12_230317 +4 CWE-290
Priority HIGH 71
A vulnerability has been found in TP-Link TL-WR940N V4 and TL-WR841N V11.
CVSS 4.0HIGH 8.2· Network · High privileges · No interaction · EPSS 0.04952 · Published 2025-06-17 · No fix listed CWE-119
Priority HIGH 67
TP-Link TL-WR940N V4 was discovered to contain a buffer overflow via the ipStart parameter at /userRpm/WanDynamicIpV6CfgRpm.
CVSS 3.1CRITICAL 9.9· Network · Low privileges · No interaction · EPSS 0.31733 · Published 2023-06-22 · No fix listed CWE-120
Priority MEDIUM 51
TP-Link TL-WR940N is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by the ipAddrDispose function.
CVSS 3.0HIGH 8.8· Network · Low privileges · No interaction · EPSS 0.11374 · Published 2019-06-06 · No fix listed CWE-787
Priority MEDIUM 46
TP-Link TL-WR940N V3 and V4 with firmware 3.16.9 and earlier contain a buffer overflow via the dnsserver1 and dnsserver2 parameters at /userRpm/Wan6to4TunnelCfgRpm.htm.
CVSS 3.1HIGH 8.0· Adjacent network · Low privileges · No interaction · EPSS 0.06576 · Published 2025-01-09 · No fix listed CWE-120
Priority MEDIUM 44
An authenticated OS command injection vulnerability exists in the BigPond Cable (BPA) WAN configuration module in TL-WR940N v6 due to improper sanitization of user input.
CVSS 4.0HIGH 8.5· Adjacent network · High privileges · No interaction · EPSS 0.02787 · Published 2026-06-16 · Fixed in V6_260528 CWE-78
Priority MEDIUM 44
An authenticated OS command injection vulnerability exists in the IPv6 PPPoE configuration handler in TL-WR940N v6 due to improper sanitization of user input.
CVSS 4.0HIGH 8.5· Adjacent network · High privileges · No interaction · EPSS 0.02787 · Published 2026-06-16 · Fixed in V6_260528 CWE-78
Priority MEDIUM 42
This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of TP-Link TL-WR940N 6_211111 3.20.1(US) routers.
CVSS 3.1HIGH 8.8· Adjacent network · No auth · No interaction · EPSS 0.00912 · Published 2023-03-29 · No fix listed CWE-330
Priority MEDIUM 42
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link TL-WR940N 3.20.1 Build 200316 Rel.34392n (5553) routers.
CVSS 3.1HIGH 8.8· Adjacent network · No auth · No interaction · EPSS 0.02058 · Published 2022-02-18 · No fix listed CWE-121
Priority MEDIUM 40
TP-Link TL-WR940N V4, TL-WR841N V8/V10, TL-WR940N V2/V3 and TL-WR941ND V5/V6 were discovered to contain a buffer overflow in the component /userRpm/QoSRuleListRpm.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.00815 · Published 2023-06-22 · No fix listed CWE-120
Priority MEDIUM 40
TP-Link TL-WR940N V4, TL-WR841N V8/V10, TL-WR740N V1/V2, TL-WR940N V2/V3, and TL-WR941ND V5/V6 were discovered to contain a buffer overflow in the component /userRpm/AccessCtrlTimeSchedRpm.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.00815 · Published 2023-06-22 · No fix listed CWE-120
Priority LOW 39
TP-Link TL-WR940N V2/V4, TL-WR841N V8/V10, and TL-WR740N V1/V2 was discovered to contain a buffer overflow via the component /userRpm/FixMapCfgRpm.
CVSS 3.1HIGH 8.1· Network · Low privileges · No interaction · EPSS 0.00903 · Published 2023-06-07 · No fix listed CWE-125
Priority LOW 39
TP-Link TL-WR940N V2/V4, TL-WR841N V8/V10, and TL-WR740N V1/V2 was discovered to contain a buffer overflow via the component /userRpm/WlanMacFilterRpm.
CVSS 3.1HIGH 8.1· Network · Low privileges · No interaction · EPSS 0.00903 · Published 2023-06-07 · No fix listed CWE-125
Priority LOW 39
TP-Link router TL-WR940N V6 3.19.1 Build 180119 uses a deprecated MD5 algorithm to hash the admin password used for basic authentication.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.00362 · Published 2023-02-22 · No fix listed CWE-327
Priority LOW 38
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link TL-WR940N 3.20.1 Build 200316 Rel.34392n (5553) routers.
CVSS 3.1HIGH 8.0· Adjacent network · Low privileges · No interaction · EPSS 0.00718 · Published 2023-03-28 · No fix listed CWE-121
Priority LOW 38
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link TL-WR940N 3.20.1 Build 200316 Rel.34392n (5553) routers.
CVSS 3.1HIGH 8.0· Adjacent network · Low privileges · No interaction · EPSS 0.00718 · Published 2023-03-28 · No fix listed CWE-121
Priority LOW 35
TP-Link TL-WR940N V2/V3/V4, TL-WR941ND V5/V6, TL-WR743ND V1 and TL-WR841N V8 were discovered to contain a buffer overflow in the component /userRpm/AccessCtrlAccessTargetsRpm.
CVSS 3.1HIGH 7.7· Network · Low privileges · No interaction · EPSS 0.00704 · Published 2023-06-22 · No fix listed CWE-120
Priority LOW 35
An issue in the /userRpm/LocalManageControlRpm component of TP-Link TL-WR940N V2/V4/V6, TL-WR841N V8/V10, and TL-WR941ND V5 allows attackers to cause a Denial of Service (DoS) via a crafted GET request.
CVSS 3.1HIGH 7.7· Network · Low privileges · No interaction · EPSS 0.00798 · Published 2023-06-22 · No fix listed CWE-770
Priority LOW 35
TP-Link TL-WR940N V2/V4/V6, TL-WR841N V8, TL-WR941ND V5, and TL-WR740N V1/V2 were discovered to contain a buffer read out-of-bounds via the component /userRpm/VirtualServerRpm.
CVSS 3.1HIGH 7.7· Network · Low privileges · No interaction · EPSS 0.00714 · Published 2023-06-22 · No fix listed CWE-125
Priority LOW 30
This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of TP-Link TL-WR940N 6_211111 3.20.1(US) routers.
CVSS 3.1MEDIUM 6.5· Adjacent network · No auth · No interaction · EPSS 0.00592 · Published 2023-03-29 · No fix listed CWE-303
Priority LOW 30
This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of TP-Link TL-WR940N 3.20.1 Build 200316 Rel.34392n (5553) routers.
CVSS 3.1MEDIUM 6.5· Adjacent network · No auth · No interaction · EPSS 0.0058 · Published 2023-03-28 · No fix listed CWE-284