Is CVE-2018-5132 in the CISA KEV catalog?

No. CVE-2018-5132 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-5132?

CVE-2018-5132 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2018-5132?

CVE-2018-5132 has an EPSS score of 1.49% (71th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-5132?

Upgrade firefox on debian unstable to 59.0-1 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2018-5132

MEDIUMEPSS 71th pctl

6.5

CVSS v3

NVD

Description

The Find API for WebExtensions can search some privileged pages, such as "about:debugging", if these pages are open in a tab. This could allow a malicious WebExtension to search for otherwise protected data if a user has it open. This vulnerability affects Firefox < 59.

CWE-200Information Exposure

How to fix

Remediation Available

firefoxDebian

Fixed in:59.0-1CVE-2018-5132

firefoxUbuntu

Fixed in:59.0+build5-0ubuntu0.14.04.1USN-3596-1

Fixed in:59.0+build5-0ubuntu0.16.04.1USN-3596-1

DeveloperEditionWindows application

Affected:59.0Fixed in:59.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:59.0Fixed in:59.0Mozilla

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

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

1.49%probability of exploitation in 30 days

71stpercentile

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

References

Vendor Advisory1

mozilla.org

Third-Party Advisory4

Related Vulnerabilities

Other CWE-200 (Information Exposure) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-24919	High	8.6	100%	KEV + Ransom	-
CVE-2020-14181	Medium	5.3	100%	-	Fix
CVE-2021-34429	Medium	5.3	99%	-	Fix
CVE-2018-11409	Medium	5.3	98%	-	-
CVE-2021-41277	Critical	10.0	97%	KEV	-
CVE-2016-2183	High	7.5	96%	-	Fix

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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.