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CVE-2017-20041— Ucweb UC Browser HTML URL improper restriction of rendered ui layers

Quick assessment

Affected
Ucweb UC Browser
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.

UCWeb是一款浏览器。 UCWeb 11.2.5.932 版本存在安全漏洞，该漏洞源于组件 HTML 处理程序，对参数标题的操作会导致对渲染的 ui 层 (URL) 的不当限制。

CVSS 5.4 · Medium EPSS 0.70% · P52

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2017-20041

Vulnerability Information
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Vulnerability Title
Ucweb UC Browser HTML URL improper restriction of rendered ui layers
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in Ucweb UC Browser 11.2.5.932. It has been classified as critical. Affected is an unknown function of the component HTML Handler. The manipulation of the argument title leads to improper restriction of rendered ui layers (URL). It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
不当限制渲染UI层或帧
Source: CVE Program / CVE List V5
Vulnerability Title
UCWeb 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
UCWeb是一款浏览器。 UCWeb 11.2.5.932 版本存在安全漏洞，该漏洞源于组件 HTML 处理程序，对参数标题的操作会导致对渲染的 ui 层 (URL) 的不当限制。
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
Ucweb UC Browser 11.2.5.932 -

II. Public POCs for CVE-2017-20041

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III. Intelligence Information for CVE-2017-20041

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Vendor Advisories for CVE-2017-20041 (1)

Mailing List Discussions for CVE-2017-20041 (1)

IV. Related Vulnerabilities

Same product: UC Browser
Same vendor: Ucweb
Same weakness: CWE-1021

V. Comments for CVE-2017-20041

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