Is CVE-2017-13722 in the CISA KEV catalog?

No. CVE-2017-13722 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-13722?

CVE-2017-13722 has a CVSS v3 base score of 7.1 (HIGH).

What is the EPSS score for CVE-2017-13722?

CVE-2017-13722 has an EPSS score of 0.40% (32th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-13722?

Upgrade libxfont on debian 11 to 1:2.0.1-4 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2017-13722

HIGH

7.1

CVSS v3

NVD

Description

In the pcfGetProperties function in bitmap/pcfread.c in libXfont through 1.5.2 and 2.x before 2.0.2, a missing boundary check (for PCF files) could be used by local attackers authenticated to an Xserver for a buffer over-read, for information disclosure or a crash of the X server.

CWE-125Out-of-bounds Read

How to fix

Remediation Available

libxfontDebian

Fixed in:1:2.0.1-4CVE-2017-13722

libxfontUbuntu

Fixed in:1:1.4.7-1ubuntu0.3USN-3442-1

Fixed in:1:1.5.1-1ubuntu0.16.04.3USN-3442-1

libxfont1Ubuntu

Fixed in:1:1.4.7-1ubuntu0.3USN-3442-1

Fixed in:1:1.5.1-1ubuntu0.16.04.3USN-3442-1

libxfont2Ubuntu

Fixed in:1:2.0.1-3~ubuntu16.04.2USN-3442-1

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 VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityHigh

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Exploit Intelligence

0.40%probability of exploitation in 30 days

32ndpercentile

Low risk: more likely to be exploited than 32% of all known CVEs.

References

Patch1

cgit.freedesktop.org

Vendor Advisory1

x.org

Issue Tracking2

Other references2

Related Vulnerabilities

Other CWE-125 (Out-of-bounds Read) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0160	High	7.5	100%	KEV	Fix
CVE-2025-5777	High	7.5	100%	KEV + Ransom	Fix
CVE-2021-4034	High	7.8	95%	KEV	Fix
CVE-2023-21769	High	7.5	92%	-	Fix
CVE-2023-49285	High	8.6	89%	-	Fix
CVE-2020-8794	Critical	9.8	89%	-	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 2026-05-13.