Vulnerability Description
Heap buffer overflow in Autofill in Google Chrome on Android prior to 91.0.4472.77 allowed a remote attacker to perform out of bounds memory access via a crafted HTML page.
CVSS Score
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Chrome | < 91.0.4472.77 | |
| Android | - | |
| Fedoraproject | Fedora | 33 |
Related Weaknesses (CWE)
References
- https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_Release NotesVendor Advisory
- https://crbug.com/1208721ExploitIssue TrackingPatch
- 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/202107-06Third Party Advisory
- https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_Release NotesVendor Advisory
- https://crbug.com/1208721ExploitIssue TrackingPatch
- 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/202107-06Third Party Advisory
FAQ
What is CVE-2021-30521?
CVE-2021-30521 is a vulnerability with a CVSS score of 8.8 (HIGH). Heap buffer overflow in Autofill in Google Chrome on Android prior to 91.0.4472.77 allowed a remote attacker to perform out of bounds memory access via a crafted HTML page.
How severe is CVE-2021-30521?
CVE-2021-30521 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-30521?
Check the references section above for vendor advisories and patch information. Affected products include: Google Chrome, Google Android, Fedoraproject Fedora.