Vulnerability Details : CVE-2021-21155

Heap buffer overflow in Tab Strip in Google Chrome on Windows prior to 88.0.4324.182 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
Published 2021-02-22 22:15:13
Updated 2021-12-10 19:49:51
Source Chrome
View at NVD,   CVE.org
Vulnerability category: OverflowMemory Corruption

Exploit prediction scoring system (EPSS) score for CVE-2021-21155

Probability of exploitation activity in the next 30 days: 0.45%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 72 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2021-21155

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
6.8
 MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
 NIST
9.6
 CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
2.8
6.0
 NIST

CWE ids for CVE-2021-21155

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

References for CVE-2021-21155

Products affected by CVE-2021-21155

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