Is CVE-2023-51714 in the CISA KEV catalog?

No. CVE-2023-51714 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-51714?

CVE-2023-51714 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2023-51714?

CVE-2023-51714 has an EPSS score of 0.99% (58th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-51714?

Upgrade qt6-base on debian 13 to 6.4.2+dfsg-21 or later. Fixes are available for 44 affected products.

CVE & CISA-KEV Catalog

CVE-2023-51714

CRITICAL

9.8

CVSS v3

NVD

Description

An issue was discovered in the HTTP2 implementation in Qt before 5.15.17, 6.x before 6.2.11, 6.3.x through 6.5.x before 6.5.4, and 6.6.x before 6.6.2. network/access/http2/hpacktable.cpp has an incorrect HPack integer overflow check.

CWE-190Integer Overflow

How to fix

Remediation Available

qt6-baseDebian

Fixed in:6.4.2+dfsg-21CVE-2023-51714

qt5-qtbaseRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbaseRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-commonRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-commonRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-debuginfoRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-debuginfoRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-debugsourceRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-debugsourceRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-develRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-develRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-devel-debuginfoRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-devel-debuginfoRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-examplesRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-examplesRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-examples-debuginfoRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-examples-debuginfoRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-guiRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-guiRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-gui-debuginfoRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-gui-debuginfoRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-mysqlRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-mysqlRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-mysql-debuginfoRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-mysql-debuginfoRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-odbcRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-odbcRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-odbc-debuginfoRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-odbc-debuginfoRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-postgresqlRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-postgresqlRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-postgresql-debuginfoRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-postgresql-debuginfoRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-private-develRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-private-develRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-staticRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-staticRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-tests-debuginfoRed Hat / RHEL

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

qt5-qtbase-tests-debuginfoRocky

Fixed in:0:5.15.3-7.el8RHSA-2024:3056

Fixed in:0:5.15.9-9.el9RHSA-2024:2276

libqt5core5aUbuntu

Fixed in:5.5.1+dfsg-16ubuntu7.7+esm2USN-8076-1

Fixed in:5.9.5+dfsg-0ubuntu2.6+esm2USN-8076-1

Fixed in:5.12.8+dfsg-0ubuntu2.1+esm3USN-8076-1

Fixed in:5.15.3+dfsg-2ubuntu0.2+esm3USN-8076-1

libqt5core5t64Ubuntu

Fixed in:5.15.13+dfsg-1ubuntu1+esm1USN-8076-1

libqt5gui5Ubuntu

Fixed in:5.5.1+dfsg-16ubuntu7.7+esm2USN-8076-1

Fixed in:5.9.5+dfsg-0ubuntu2.6+esm2USN-8076-1

Fixed in:5.12.8+dfsg-0ubuntu2.1+esm3USN-8076-1

Fixed in:5.15.3+dfsg-2ubuntu0.2+esm3USN-8076-1

libqt5gui5t64Ubuntu

Fixed in:5.15.13+dfsg-1ubuntu1+esm1USN-8076-1

qtbase-opensource-srcUbuntu

Fixed in:5.5.1+dfsg-16ubuntu7.7+esm2USN-8076-1

Fixed in:5.9.5+dfsg-0ubuntu2.6+esm2USN-8076-1

Fixed in:5.12.8+dfsg-0ubuntu2.1+esm3USN-8076-1

Fixed in:5.15.3+dfsg-2ubuntu0.2+esm3USN-8076-1

Fixed in:5.15.13+dfsg-1ubuntu1+esm1USN-8076-1

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 InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.99%probability of exploitation in 30 days

58thpercentile

Moderate risk: more likely to be exploited than 58% of all known CVEs.

References

Patch2

Third-Party Advisory1

lists.debian.org

Related Vulnerabilities

Other CWE-190 (Integer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-16040	Medium	6.5	100%	-	Fix
CVE-2019-11477	High	7.5	99%	-	Fix
CVE-2023-44443	High	7.8	94%	-	Fix
CVE-2014-0569	High	9.3	90%	-	-
CVE-2017-3599	High	7.5	90%	-	Fix
CVE-2023-21716	Critical	9.8	82%	-	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 2025-03-20.