CNNVD-202601-3400 Information

CNNVD ID

CNNVD-202601-3400

CVE-2021-47854

  • CNNVD Published: 2026-01-21

Description (Chinese)

DD-WRT是DD-WRT开源的一种基于 Linux 的替代开源固件。适用于各种 WLAN 路由器和嵌入式系统。 DD-WRT 45723版本存在安全漏洞,该漏洞源于UPNP网络发现服务存在缓冲区溢出,可能导致执行任意代码。

Description (English)

DD-WRT is a Linux-based alternative open source solid. For various WLAN routers and embedded systems. The DD-WRT 45723 version has a security loophole, which stems from the UPNP network ’ s discovery of a buffer zone spill that could lead to the implementation of any code.

Hazard Level

Low

Vulnerability Type

其他

Affected Vendor

DD-WRT

Published

2026-01-21

Last Modified

2026-02-24

References

https://dd-wrt.com/ https://download1.dd-wrt.com/dd-wrtv2/downloads/betas/2021/ https://ssd-disclosure.com/ssd-advisory-dd-wrt-upnp-buffer-overflow/ https://www.exploit-db.com/exploits/49730 https://www.vulncheck.com/advisories/dd-wrt-upnp-buffer-overflow

Patch

https://download1.dd-wrt.com/dd-wrtv2/downloads/betas/2021/

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