CVE & CISA-KEV Catalog

CVE-2020-15963

CRITICALEPSS 71th pctl
9.6
CVSS v3
NVD

Description

Insufficient policy enforcement in extensions in Google Chrome prior to 85.0.4183.121 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.

How to fix

Remediation Available
chromiumDebian
Fixed in:87.0.4280.88-0.1CVE-2020-15963
Fixed in:87.0.4280.88-0.1CVE-2020-15963
Fixed in:87.0.4280.88-0.1CVE-2020-15963
Fixed in:87.0.4280.88-0.1CVE-2020-15963
Google ChromeWindows application
Affected:85.0.4183.121Fixed in:85.0.4183.121Google LLC
Google Chrome (EXE)Windows application
Affected:85.0.4183.121Fixed in:85.0.4183.121Google LLC
Google Chrome BetaWindows application
Affected:85.0.4183.121Fixed in:85.0.4183.121Google LLC
Google Chrome Beta (EXE)Windows application
Affected:85.0.4183.121Fixed in:85.0.4183.121Google LLC
Google Chrome CanaryWindows application
Affected:85.0.4183.121Fixed in:85.0.4183.121Google LLC
Google Chrome DevWindows application
Affected:85.0.4183.121Fixed in:85.0.4183.121Google LLC
Google Chrome Dev (EXE)Windows application
Affected:85.0.4183.121Fixed in:85.0.4183.121Google LLC

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeChanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

1.47%probability of exploitation in 30 days
71stpercentile

Elevated risk: more likely to be exploited than 71% of all known CVEs.

References

Patch1
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CVE-2020-15963 severity badge

Markdown

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.