Is CVE-2018-12370 in the CISA KEV catalog?

No. CVE-2018-12370 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-12370?

CVE-2018-12370 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2018-12370?

CVE-2018-12370 has an EPSS score of 1.13% (62th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-12370?

Upgrade firefox on debian unstable to 61.0-1 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2018-12370

HIGH

8.8

CVSS v3

NVD

Description

In Reader View SameSite cookie protections are not checked on exiting. This allows for a payload to be triggered when Reader View is exited if loaded by a malicious site while Reader mode is active, bypassing CSRF protections. This vulnerability affects Firefox < 61.

CWE-352Cross-Site Request Forgery

How to fix

Remediation Available

firefoxDebian

Fixed in:61.0-1CVE-2018-12370

firefoxUbuntu

Fixed in:61.0+build3-0ubuntu0.14.04.2USN-3705-1

Fixed in:61.0+build3-0ubuntu0.16.04.2USN-3705-1

Fixed in:61.0+build3-0ubuntu0.18.04.1USN-3705-1

DeveloperEditionWindows application

Affected:61.0Fixed in:61.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:61.0Fixed in:61.0Mozilla

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

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.13%probability of exploitation in 30 days

62ndpercentile

Moderate risk: more likely to be exploited than 62% of all known CVEs.

References

Patch1

bugzilla.mozilla.org

Vendor Advisory1

mozilla.org

Third-Party Advisory3

Related Vulnerabilities

Other CWE-352 (Cross-Site Request Forgery) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2016-6277	High	8.8	100%	KEV	-
CVE-2014-0054	Medium	6.8	91%	-	Fix
CVE-2013-6429	Medium	6.8	90%	-	Fix
CVE-2022-41622	High	8.8	88%	-	-
CVE-2018-7700	High	8.8	75%	-	-
CVE-2015-2295	Medium	6.8	66%	-	-

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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.