Is CVE-2018-20249 in the CISA KEV catalog?

No. CVE-2018-20249 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-20249?

CVE-2018-20249 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2018-20249?

CVE-2018-20249 has an EPSS score of 1.44% (70th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-20249?

Upgrade quick pdf library to 16.12 or later.

CVE & CISA-KEV Catalog

CVE-2018-20249

HIGHEPSS 70th pctl

8.8

CVSS v3

NVD

Description

In Foxit Quick PDF Library (all versions prior to 16.12), issue where loading a malformed or malicious PDF containing invalid xref entries using the DAOpenFile or DAOpenFileReadOnly functions may result in an access violation caused by out of bounds memory access.

CWE-787Out-of-bounds Write CWE-119Buffer Overflow

How to fix

Remediation Available

quick pdf libraryNVD

Affected:< 16.12Fixed in:16.12CVE-2018-20249derived from NVD

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

1.44%probability of exploitation in 30 days

70thpercentile

Elevated risk: more likely to be exploited than 70% of all known CVEs.

References

Vendor Advisory1

foxitsoftware.com

Third-Party Advisory1

securityfocus.com

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.