CVE-2020-13434

Name: CVE-2020-13434
Creator: NVD / NIST
Published: 2020-05-24T22:15:10.397+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 1.01%

Last modified Jun 17, 2026

CVE-2020-13434 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. SQLite through 3.32.0 has an integer overflow in sqlite3_str_vappendf in printf.c.. EPSS estimates a 1.01% chance of exploitation in the next 30 days.

Description

SQLite through 3.32.0 has an integer overflow in sqlite3_str_vappendf in printf.c.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

1.01%

58.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-190

Affected Software

Vendor	Product	Versions
Sqlite	Sqlite	<= 3.32.0
Debian	Debian Linux	8.0
Debian	Debian Linux	9.0
Fedoraproject	Fedora	32
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	18.04
Canonical	Ubuntu Linux	19.10
Canonical	Ubuntu Linux	20.04
Freebsd	Freebsd	>= 11.0, < 11.4
Freebsd	Freebsd	11.4
Freebsd	Freebsd	12.0
Freebsd	Freebsd	12.1
Oracle	Communications Cloud Native Core Policy	1.14.0
Oracle	Communications Network Charging And Control	>= 12.0.0, <= 12.0.3
Oracle	Communications Network Charging And Control	6.0.1
Oracle	Outside In Technology	8.5.5
Apple	Icloud	< 11.5
Apple	Itunes	< 12.10.9
Apple	Ipados	< 14.0
Apple	Iphone Os	< 14.0
Apple	Macos	>= 11.0, < 11.0.1
Apple	Tvos	< 14.0
Apple	Watchos	< 7.0

References

http://seclists.org/fulldisclosure/2020/Dec/32Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2020/Nov/19Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2020/Nov/20Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2020/Nov/22Mailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/05/msg00024.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/08/msg00037.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L7KXQWHIY2MQP4LNM6ODWJENMXYYQYBN/
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:22.sqlite.ascThird Party Advisory
https://security.gentoo.org/glsa/202007-26Third Party Advisory
https://security.netapp.com/advisory/ntap-20200528-0004/Third Party Advisory
https://support.apple.com/kb/HT211843Third Party Advisory
https://support.apple.com/kb/HT211844Third Party Advisory
https://support.apple.com/kb/HT211850Third Party Advisory
https://support.apple.com/kb/HT211931Third Party Advisory
https://support.apple.com/kb/HT211935Third Party Advisory
https://support.apple.com/kb/HT211952Third Party Advisory
https://usn.ubuntu.com/4394-1/Third Party Advisory
https://www.oracle.com/security-alerts/cpuApr2021.htmlPatch, Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
https://www.oracle.com/security-alerts/cpujul2020.htmlPatch, Third Party Advisory
https://www.sqlite.org/src/info/23439ea582241138Exploit, Patch, Vendor Advisory
https://www.sqlite.org/src/info/d08d3405878d394ePatch, Vendor Advisory
http://seclists.org/fulldisclosure/2020/Dec/32Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2020/Nov/19Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2020/Nov/20Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2020/Nov/22Mailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/05/msg00024.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/08/msg00037.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L7KXQWHIY2MQP4LNM6ODWJENMXYYQYBN/
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:22.sqlite.ascThird Party Advisory
https://security.gentoo.org/glsa/202007-26Third Party Advisory
https://security.netapp.com/advisory/ntap-20200528-0004/Third Party Advisory
https://support.apple.com/kb/HT211843Third Party Advisory
https://support.apple.com/kb/HT211844Third Party Advisory
https://support.apple.com/kb/HT211850Third Party Advisory
https://support.apple.com/kb/HT211931Third Party Advisory
https://support.apple.com/kb/HT211935Third Party Advisory
https://support.apple.com/kb/HT211952Third Party Advisory
https://usn.ubuntu.com/4394-1/Third Party Advisory
https://www.oracle.com/security-alerts/cpuApr2021.htmlPatch, Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
https://www.oracle.com/security-alerts/cpujul2020.htmlPatch, Third Party Advisory
https://www.sqlite.org/src/info/23439ea582241138Exploit, Patch, Vendor Advisory
https://www.sqlite.org/src/info/d08d3405878d394ePatch, Vendor Advisory

Timeline

Published: May 24, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-13434?

SQLite through 3.32.0 has an integer overflow in sqlite3_str_vappendf in printf.c.

How severe is CVE-2020-13434?

CVE-2020-13434 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 1.01% probability of exploitation in the next 30 days.

How do I fix CVE-2020-13434?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-13434?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST