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CVE-2020-6506: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

October 2, 2020 (updated October 6, 2021)

Insufficient policy enforcement in WebView in Google Chrome on Android allowed a remote attacker to bypass site isolation via a crafted HTML page.

References

  • alesandroortiz.com/articles/uxss-android-webview-cve-2020-6506/
  • chromereleases.googleblog.com/2020/06/stable-channel-update-for-desktop_15.html
  • crbug.com/1083819
  • github.com/advisories/GHSA-36j3-xxf7-4pqg
  • github.com/react-native-community/react-native-webview/security/advisories/GHSA-36j3-xxf7-4pqg
  • github.com/react-native-webview/react-native-webview/security/advisories/GHSA-36j3-xxf7-4pqg
  • lists.apache.org/thread.html/r1ab80f8591d5c2147898076e3945dad1c897513630aabec556883275@%3Cissues.cordova.apache.org%3E
  • lists.apache.org/thread.html/r1eadf38b38ee20405811958c8a01f78d6b28e058c84c9fa6c1a8663d@%3Cissues.cordova.apache.org%3E
  • lists.apache.org/thread.html/r2769c33da7f7ece7e4e31837c1e1839d6657c7c13bb8d228670b8da0@%3Cissues.cordova.apache.org%3E
  • lists.apache.org/thread.html/ra58733fbb88d5c513b3f14a14850083d506b9129103e0ab433c3f680@%3Cissues.cordova.apache.org%3E
  • lists.apache.org/thread.html/rc0ebe639927fa09e222aa56bf5ad6e700218f334ecc6ba9da4397728@%3Cissues.cordova.apache.org%3E
  • lists.apache.org/thread.html/rc81e12fc9287f8743d59099b1af40f968f1cfec9eac98a63c2c62c69@%3Cissues.cordova.apache.org%3E
  • lists.apache.org/thread.html/rf082834ad237f78a63671aec0cef8874f9232b7614529cc3d3e304c5@%3Ccommits.cordova.apache.org%3E
  • nvd.nist.gov/vuln/detail/CVE-2020-6506
  • security.gentoo.org/glsa/202007-08
  • security.gentoo.org/glsa/202101-30
  • www.npmjs.com/advisories/1560

Code Behaviors & Features

Detect and mitigate CVE-2020-6506 with GitLab Dependency Scanning

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Affected versions

All versions up to 10.10.2

Fixed versions

  • 11.0.0

Solution

Upgrade to version 11.0.0 or above.

Impact 6.5 MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Learn more about CVSS

Weakness

  • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Source file

npm/react-native-webview/CVE-2020-6506.yml

Spotted a mistake? Edit the file on GitLab.

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