What is CVE-2020-13434?

CVE-2020-13434 is a medium-severity software vulnerability (Integer overflow) with a CVSS score of 5.5. SQLite through 3.32.0 has an integer overflow in sqlite3_str_vappendf in printf.c.

Is CVE-2020-13434 being actively exploited?

It is not currently in CISA's KEV catalog. Its EPSS exploitation probability is 1%.

What products does CVE-2020-13434 affect?

Tracked products affected include Ubuntu, Debian, macOS, Apple iOS, SQLite, FreeBSD, Fedora. Check the version you run to see whether it is affected.

How do I fix CVE-2020-13434?

Apply the vendor fix in your normal patch cycle. Upgrade affected products to a fixed version.

← All products

CVE-2020-13434

MEDIUM severity · CVSS 5.5 · Integer overflow

5.5CVSS MEDIUM

Summary

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

Impact & exploitability

Attack vectorLocal

Attack complexityLow

Privileges requiredLow

User interactionNone

Confidentiality impactNone

Integrity impactNone

Availability impactHigh

Exploit probability (EPSS)1%

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

Affected products we track (7)

Ubuntu Debian macOS Apple iOS SQLite FreeBSD Fedora

Recommendation

Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.

Additional information

NVD record
http://seclists.org/fulldisclosure/2020/Dec/32Advisory
http://seclists.org/fulldisclosure/2020/Nov/19Advisory
http://seclists.org/fulldisclosure/2020/Nov/20Advisory
http://seclists.org/fulldisclosure/2020/Nov/22Advisory
https://lists.debian.org/debian-lts-announce/2020/05/msg00024.htmlAdvisory
https://lists.debian.org/debian-lts-announce/2020/08/msg00037.htmlAdvisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L7KXQWHIY2MQP4LNM6ODWJENMXYYQYBN/
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:22.sqlite.ascAdvisory