Vulnerability Details CVE-2021-3125
In TP-Link TL-XDR3230 < 1.0.12, TL-XDR1850 < 1.0.9, TL-XDR1860 < 1.0.14, TL-XDR3250 < 1.0.2, TL-XDR6060 Turbo < 1.1.8, TL-XDR5430 < 1.0.11, and possibly others, when IPv6 is used, a routing loop can occur that generates excessive network traffic between an affected device and its upstream ISP's router. This occurs when a link prefix route points to a point-to-point link, a destination IPv6 address belongs to the prefix and is not a local IPv6 address, and a router advertisement is received with at least one global unique IPv6 prefix for which the on-link flag is set.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.009
EPSS Ranking 75.3%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 4.3
References
- https://service.tp-link.com.cn/detail_download_8719.html
- https://service.tp-link.com.cn/detail_download_8720.html
- https://service.tp-link.com.cn/detail_download_8722.html
- https://service.tp-link.com.cn/detail_download_8723.html
- https://service.tp-link.com.cn/detail_download_8724.html
- https://service.tp-link.com.cn/detail_download_8725.html
- https://service.tp-link.com.cn/detail_download_8719.html
- https://service.tp-link.com.cn/detail_download_8720.html
- https://service.tp-link.com.cn/detail_download_8722.html
- https://service.tp-link.com.cn/detail_download_8723.html
- https://service.tp-link.com.cn/detail_download_8724.html
- https://service.tp-link.com.cn/detail_download_8725.html
Products affected by CVE-2021-3125
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cpe:2.3:h:tp-link:tl-xdr1850:-
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cpe:2.3:h:tp-link:tl-xdr1860:-
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cpe:2.3:h:tp-link:tl-xdr3230:-
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cpe:2.3:h:tp-link:tl-xdr3250:-
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cpe:2.3:h:tp-link:tl-xdr5430:-
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cpe:2.3:h:tp-link:tl-xdr6060:-
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cpe:2.3:o:tp-link:tl-xdr1850_firmware:-
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cpe:2.3:o:tp-link:tl-xdr1860_firmware:-
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cpe:2.3:o:tp-link:tl-xdr3230_firmware:-
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cpe:2.3:o:tp-link:tl-xdr3250_firmware:-
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cpe:2.3:o:tp-link:tl-xdr5430_firmware:-
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cpe:2.3:o:tp-link:tl-xdr6060_firmware:-