Signature Detail
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Short Name |
HTTP:MISC:TP-LINK-AUTH-BYPASS |
|---|---|
Severity |
Major |
Recommended |
No |
Recommended Action |
Drop |
Category |
HTTP |
Keywords |
TP-Link Multiple Routers CVE-2018-11714 Network Authentication Bypass |
Release Date |
2019/01/31 |
Update Number |
3138 |
Supported Platforms |
idp-4.0+, isg-3.0+, j-series-9.5+, mx-11.4+, srx-12.1+, srx-branch-12.1+, vmx-17.4+, vsrx-12.1+, vsrx3bsd-18.2+ |
HTTP: TP-Link Multiple Routers CVE-2018-11714 Network Authentication Bypass
This signature detects attempts to exploit a known vulnerability against TP-Link routers TL-WR840N and TL-WR841N. Versions TL-WR840N 0.9.1 3.16 v0001.0 Build 170608 and TL-WR841N 0.9.1 4.16 v0001.0 Build 170622 are vulnerable. Attackers can exploit this vulnerability to bypass access restrictions and perform unauthorized actions on a router.
Extended Description
An issue was discovered on TP-Link TL-WR840N v5 00000005 0.9.1 3.16 v0001.0 Build 170608 Rel.58696n and TL-WR841N v13 00000013 0.9.1 4.16 v0001.0 Build 170622 Rel.64334n devices. This issue is caused by improper session handling on the /cgi/ folder or a /cgi file. If an attacker sends a header of "Referer: http://192.168.0.1/mainFrame.htm" then no authentication is required for any action.
Affected Products
- Tp-link tl-wr840n_firmware 0.9.1_3.16
- Tp-link tl-wr841n_firmware 0.9.1_4.16
References