Vulnerability Details : CVE-2021-30521

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.
Published 2021-06-07 20:15:08
Updated 2021-12-01 20:31:59
Source Chrome
View at NVD,   CVE.org
Vulnerability category: OverflowMemory Corruption

Products affected by CVE-2021-30521

Exploit prediction scoring system (EPSS) score for CVE-2021-30521

EPSS FAQ
0.55%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 77 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-30521

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.8
 MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
 NIST
8.8
 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
2.8
5.9
 NIST

CWE ids for CVE-2021-30521

  • The product writes data past the end, or before the beginning, of the intended buffer.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-30521

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