Is CVE-2023-25744 in the CISA KEV catalog?

No. CVE-2023-25744 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-25744?

CVE-2023-25744 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2023-25744?

CVE-2023-25744 has an EPSS score of 0.67% (47th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-25744?

Upgrade firefox on debian unstable to 110.0-1 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2023-25744

HIGH

8.8

CVSS v3

NVD

Description

Mmemory safety bugs present in Firefox 109 and Firefox ESR 102.7. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 110 and Firefox ESR < 102.8.

CWE-787Out-of-bounds Write

How to fix

Remediation Available

firefoxDebian

Fixed in:110.0-1CVE-2023-25744

firefoxUbuntu

Fixed in:110.0+build3-0ubuntu0.18.04.1USN-5880-1

Fixed in:110.0+build3-0ubuntu0.20.04.1USN-5880-1

DeveloperEditionWindows application

Affected:110.0Fixed in:110.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:110.0Fixed in:110.0Mozilla

Mozilla Firefox ESR (en-US)Windows application

Affected:102.8Fixed in:102.8Mozilla

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

0.67%probability of exploitation in 30 days

47thpercentile

Moderate risk: more likely to be exploited than 47% of all known CVEs.

References

Vendor Advisory2

Issue Tracking1

bugzilla.mozilla.org

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.