Vulnerability Description
Insufficient data validation in Reader Mode in Google Chrome on iOS prior to 89.0.4389.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page and a malicious server.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Chrome | < 89.0.4389.72 | |
| Apple | Iphone Os | - |
| Fedoraproject | Fedora | 32 |
| Debian | Debian Linux | 10.0 |
Related Weaknesses (CWE)
References
- https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop.Release NotesVendor Advisory
- https://crbug.com/1111239Permissions Required
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202104-08Third Party Advisory
- https://www.debian.org/security/2021/dsa-4886Third Party Advisory
- https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop.Release NotesVendor Advisory
- https://crbug.com/1111239Permissions Required
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202104-08Third Party Advisory
- https://www.debian.org/security/2021/dsa-4886Third Party Advisory
FAQ
What is CVE-2021-21163?
CVE-2021-21163 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Insufficient data validation in Reader Mode in Google Chrome on iOS prior to 89.0.4389.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page and a malicious server.
How severe is CVE-2021-21163?
CVE-2021-21163 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-21163?
Check the references section above for vendor advisories and patch information. Affected products include: Google Chrome, Apple Iphone Os, Fedoraproject Fedora, Debian Debian Linux.