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cve[email protected]CVE-2021-21201
HistoryApr 26, 2021 - 5:15 p.m.

CVE-2021-21201

2021-04-2617:15:08
CWE-416
web.nvd.nist.gov
163
15
google chrome
cve-2021-21201
use after free
security vulnerability
sandbox escape
html page
nvd

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

9.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.2 High

AI Score

Confidence

High

0.006 Low

EPSS

Percentile

78.7%

Use after free in permissions in Google Chrome prior to 90.0.4430.72 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

Affected configurations

Vulners
NVD
Node
googlechromeRange<90.0.4430.72

CNA Affected

[
  {
    "product": "Chrome",
    "vendor": "Google",
    "versions": [
      {
        "lessThan": "90.0.4430.72",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

Social References

More

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

9.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.2 High

AI Score

Confidence

High

0.006 Low

EPSS

Percentile

78.7%