Is CVE-2018-20662 in the CISA KEV catalog?

No. CVE-2018-20662 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-20662?

CVE-2018-20662 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2018-20662?

CVE-2018-20662 has an EPSS score of 2.24% (81th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-20662?

Upgrade poppler on debian 11 to 0.71.0-4 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2018-20662

MEDIUMEPSS 81th pctl

6.5

CVSS v3

NVD

Description

In Poppler 0.72.0, PDFDoc::setup in PDFDoc.cc allows attackers to cause a denial-of-service (application crash caused by Object.h SIGABRT, because of a wrong return value from PDFDoc::setup) by crafting a PDF file in which an xref data structure is mishandled during extractPDFSubtype processing.

CWE-20Improper Input Validation

How to fix

Remediation Available

popplerDebian

Fixed in:0.71.0-4CVE-2018-20662

libpoppler58Ubuntu

Fixed in:0.41.0-0ubuntu1.14USN-4042-1

libpoppler73Ubuntu

Fixed in:0.62.0-2ubuntu2.9USN-4042-1

popplerUbuntu

Fixed in:0.41.0-0ubuntu1.14USN-4042-1

Fixed in:0.62.0-2ubuntu2.9USN-4042-1

poppler-utilsUbuntu

Fixed in:0.41.0-0ubuntu1.14USN-4042-1

Fixed in:0.62.0-2ubuntu2.9USN-4042-1

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

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

2.24%probability of exploitation in 30 days

81stpercentile

Elevated risk: more likely to be exploited than 81% of all known CVEs.

References

Patch1

gitlab.freedesktop.org

Third-Party Advisory6

Other references4

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2021-45105	Medium	5.9	100%	-	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-21985	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2018-7600	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-3452	High	7.5	100%	KEV	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.