CVE & CISA-KEV Catalog

CVE-2018-18345

MEDIUMEPSS 70th pctl

6.5

CVSS v3

Description

Incorrect handling of blob URLS in Site Isolation in Google Chrome prior to 71.0.3578.80 allowed a remote attacker who had compromised the renderer process to bypass site isolation protections via a crafted HTML page.

How to fix

Remediation Available

chromiumDebian

Fixed in:71.0.3578.80-1CVE-2018-18345

Fixed in:71.0.3578.80-1CVE-2018-18345

Fixed in:71.0.3578.80-1CVE-2018-18345

Fixed in:71.0.3578.80-1CVE-2018-18345

Google ChromeWindows application

Affected:71.0.3578.80Fixed in:71.0.3578.80Google LLC

Google Chrome (EXE)Windows application

Affected:71.0.3578.80Fixed in:71.0.3578.80Google LLC

Google Chrome BetaWindows application

Affected:71.0.3578.80Fixed in:71.0.3578.80Google LLC

Google Chrome Beta (EXE)Windows application

Affected:71.0.3578.80Fixed in:71.0.3578.80Google LLC

Google Chrome CanaryWindows application

Affected:71.0.3578.80Fixed in:71.0.3578.80Google LLC

Google Chrome DevWindows application

Affected:71.0.3578.80Fixed in:71.0.3578.80Google LLC

Google Chrome Dev (EXE)Windows application

Affected:71.0.3578.80Fixed in:71.0.3578.80Google 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

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Exploit Intelligence

1.44%probability of exploitation in 30 days

70thpercentile

Elevated risk: more likely to be exploited than 70% of all known CVEs.

References

Other references6

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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.