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ChromeCVE-2021-21157

HistoryFeb 22, 2021 - 10:15 p.m.

CVE-2021-21157

2021-02-2222:15:12

CWE-416

Chrome

web.nvd.nist.gov

798

cve-2021-21157

web sockets

google chrome

linux

heap corruption

remote attacker

exploit

CVSS2

6.8

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

Confidence

High

EPSS

0.006

Percentile

78.3%

JSON

Use after free in Web Sockets in Google Chrome on Linux prior to 88.0.4324.182 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Affected configurations

Nvd

Vulners

Node

microsoftedgeRange<88.0.705.74

microsoftedge_chromiumRange<88.0.4324.182

Node

fedoraprojectfedoraMatch32

fedoraprojectfedoraMatch33

Node

googlechromeRange<88.0.4324.182

AND

linuxlinux_kernelMatch-

CNA Affected

[
  {
    "product": "Chrome",
    "vendor": "Google",
    "versions": [
      {
        "lessThan": "88.0.4324.182",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]