Is CVE-2017-14431 in the CISA KEV catalog?

No. CVE-2017-14431 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-14431?

CVE-2017-14431 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2017-14431?

CVE-2017-14431 has an EPSS score of 0.34% (26th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-14431?

Upgrade xen on debian 11 to 4.8.1-1 or later.

CVE & CISA-KEV Catalog

CVE-2017-14431

MEDIUM

5.5

CVSS v3

NVD

Description

Memory leak in Xen 3.3 through 4.8.x allows guest OS users to cause a denial of service (ARM or x86 AMD host OS memory consumption) by continually rebooting, because certain cleanup is skipped if no pass-through device was ever assigned, aka XSA-207.

CWE-772

How to fix

Remediation Available

xenDebian

Fixed in:4.8.1-1CVE-2017-14431

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

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.34%probability of exploitation in 30 days

26thpercentile

Low risk: more likely to be exploited than 26% of all known CVEs.

References

Patch1

xenbits.xen.org

Other references1

lists.debian.org

Related Vulnerabilities

Other CWE-772 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2003-0132	Medium	5.0	87%	-	Fix
CVE-2017-14495	High	7.5	84%	-	Fix
CVE-2021-22883	High	7.5	77%	-	Fix
CVE-2024-2398	High	8.6	36%	-	Fix
CVE-2020-9375	High	7.5	28%	-	-
CVE-1999-1127	High	7.5	18%	-	-

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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.