Is CVE-2019-17015 in the CISA KEV catalog?

No. CVE-2019-17015 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-17015?

CVE-2019-17015 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2019-17015?

CVE-2019-17015 has an EPSS score of 1.81% (76th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-17015?

Upgrade DeveloperEdition to 72.0 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2019-17015

HIGHEPSS 76th pctl

8.8

CVSS v3

NVD

Description

During the initialization of a new content process, a pointer offset can be manipulated leading to memory corruption and a potentially exploitable crash in the parent process. *Note: this issue only occurs on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 68.4 and Firefox < 72.

CWE-787Out-of-bounds Write

How to fix

Remediation Available

DeveloperEditionWindows application

Affected:72.0Fixed in:72.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:72.0Fixed in:72.0Mozilla

Mozilla Firefox ESR (en-US)Windows application

Affected:68.4Fixed in:68.4Mozilla

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

Exploit Intelligence

1.81%probability of exploitation in 30 days

76thpercentile

Elevated risk: more likely to be exploited than 76% of all known CVEs.

References

Vendor Advisory2

Third-Party Advisory1

seclists.org

Other references4

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	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.