CVE-2021-20847
Quick assessment
Affected
NTT DOCOMO, INC. Wi-Fi STATION SH-52A
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
elecom lan是日本Elecom的一款路由器。 elecom lan 存在跨站脚本漏洞，该漏洞源于对用户提供的数据的清理不足。 经过身份验证的远程攻击者可以诱使受害者在易受攻击的网站上下文中访问特制链接并在用户浏览器中执行任意 HTML 和脚本代码。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-20847
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Cross-site scripting vulnerability in Wi-Fi STATION SH-52A (38JP_1_11G, 38JP_1_11J, 38JP_1_11K, 38JP_1_11L, 38JP_1_26F, 38JP_1_26G, 38JP_1_26J, 38JP_2_03B, and 38JP_2_03C) allows a remote unauthenticated attacker to inject an arbitrary script via WebUI of the device.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
elecom lan 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
elecom lan是日本Elecom的一款路由器。 elecom lan 存在跨站脚本漏洞，该漏洞源于对用户提供的数据的清理不足。 经过身份验证的远程攻击者可以诱使受害者在易受攻击的网站上下文中访问特制链接并在用户浏览器中执行任意 HTML 和脚本代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| NTT DOCOMO, INC. | Wi-Fi STATION SH-52A | 38JP_1_11G, 38JP_1_11J, 38JP_1_11K, 38JP_1_11L, 38JP_1_26F, 38JP_1_26G, 38JP_1_26J, 38JP_2_03B, and 38JP_2_03C | - |
|
II. Public POCs for CVE-2021-20847
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2021-20847 (1)
-
https://jvn.jp/en/jp/JVN19482703/index.html x_refsource_MISC
Other References for CVE-2021-20847 (1)
-
https://www.nttdocomo.co.jp/support/product_update/sh52a/index.html x_refsource_MISC
IV. Related Vulnerabilities
Same vendor: NTT DOCOMO, INC.
V. Comments for CVE-2021-20847
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