Is CVE-2023-37203 in the CISA KEV catalog?

No. CVE-2023-37203 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-37203?

CVE-2023-37203 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2023-37203?

CVE-2023-37203 has an EPSS score of 0.26% (17th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-37203?

Upgrade firefox on debian unstable to 115.0-1 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2023-37203

HIGH

7.8

CVSS v3

NVD

Description

Insufficient validation in the Drag and Drop API in conjunction with social engineering, may have allowed an attacker to trick end-users into creating a shortcut to local system files. This could have been leveraged to execute arbitrary code. This vulnerability affects Firefox < 115.

How to fix

Remediation Available

firefoxDebian

Fixed in:115.0-1CVE-2023-37203

firefoxUbuntu

Fixed in:115.0+build2-0ubuntu0.20.04.3USN-6201-1

DeveloperEditionWindows application

Affected:115.0Fixed in:115.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:115.0Fixed in:115.0Mozilla

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 VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.26%probability of exploitation in 30 days

17thpercentile

Low risk: more likely to be exploited than 17% of all known CVEs.

References

Vendor Advisory1

mozilla.org

Issue Tracking1

bugzilla.mozilla.org

Other references1

security.gentoo.org

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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.