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CVE-2021-44864

Quick assessment

Affected
n/a n/a
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

普联 TP-Link WR886N是中国普联公司的一款无线路由器。 TP-Link WR886N 中存在缓冲区错误漏洞，该漏洞源于产品/userRpm/PingIframeRpm.htm页面中包含&的请求的服务未正确判断内存边界。攻击者可通过该漏洞导致服务崩溃。以下产品及版本受到影响：TP-Link WR886N 3.0 1.0.1 Build 150127 Rel.34123n版本。

AI Predicted 5.9 Difficulty: Easy EPSS 10.19% · P96

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-44864

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
TP-Link WR886N 3.0 1.0.1 Build 150127 Rel.34123n is vulnerable to Buffer Overflow. Authenticated attackers can crash router httpd services via /userRpm/PingIframeRpm.htm request which contains redundant & in parameter.
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
TP-Link WR886N 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
普联 TP-Link WR886N是中国普联公司的一款无线路由器。 TP-Link WR886N 中存在缓冲区错误漏洞，该漏洞源于产品/userRpm/PingIframeRpm.htm页面中包含&的请求的服务未正确判断内存边界。攻击者可通过该漏洞导致服务崩溃。以下产品及版本受到影响：TP-Link WR886N 3.0 1.0.1 Build 150127 Rel.34123n版本。
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
- n/a n/a -

II. Public POCs for CVE-2021-44864

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-44864

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Other References for CVE-2021-44864 (1)

Same Patch Batch · n/a · 2022-02-08 · 14 CVEs total

CVE-2022-24676 HYBBS 代码问题漏洞
CVE-2022-24677 HYBBS 默认配置问题漏洞
CVE-2021-45919 Studio 42 elFinder 跨站脚本漏洞
CVE-2021-45329 Gitea 跨站脚本漏洞
CVE-2021-45328 Gitea 输入验证错误漏洞
CVE-2021-45327 Gitea 安全漏洞
CVE-2021-45326 Gitea 跨站请求伪造漏洞
CVE-2021-45325 Gitea 代码问题漏洞
CVE-2021-44956 ffjpeg 缓冲区错误漏洞
CVE-2021-44957 ffjpeg 缓冲区错误漏洞
CVE-2022-23340 Joplin 代码问题漏洞
CVE-2022-23331 DataEase 安全漏洞
CVE-2022-24450 Nats-Server 访问控制错误漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2021-44864

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