CVE-2021-3275
Description
Unauthenticated stored cross-site scripting (XSS) exists in multiple TP-Link products including WIFI Routers (Wireless AC routers), Access Points, ADSL + DSL Gateways and Routers, which affects TD-W9977v1, TL-WA801NDv5, TL-WA801Nv6, TL-WA802Nv5, and Archer C3150v2 devices through the improper validation of the hostname. Some of the pages including dhcp.htm, networkMap.htm, dhcpClient.htm, qsEdit.htm, and qsReview.htm and use this vulnerable hostname function (setDefaultHostname()) without sanitization.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4- TP-Link/WIFI Routersdescription
Patches
Vulnerability mechanics
No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.
References
4- packetstormsecurity.com/files/161989/TP-Link-Cross-Site-Scripting.htmlmitrex_refsource_MISC
- github.com/smriti548/CVE/blob/main/CVE-2021-3275mitrex_refsource_MISC
- seclists.org/fulldisclosure/2021/Mar/67mitremailing-listx_refsource_FULLDISC
- www.tp-link.commitrex_refsource_MISC
News mentions
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