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CVE-2020-13434

Published: 24 May 2020

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

Notes

AuthorNote
leosilva
printf function support was added in 3.8.3 by commit
https://github.com/sqlite/sqlite/commit/a5c1416d64b4b857721f085258b6ef1dcaeb6f5b

Priority

Medium

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
sqlite3
Launchpad, Ubuntu, Debian
bionic
Released (3.22.0-1ubuntu0.4)
eoan
Released (3.29.0-2ubuntu0.3)
focal
Released (3.31.1-4ubuntu0.1)
trusty Not vulnerable

upstream
Released (3.32.1-1)
xenial
Released (3.11.0-1ubuntu1.5)
Patches:
upstream: https://www.sqlite.org/src/info/d08d3405878d394e
upstream: https://github.com/sqlite/sqlite/commit/dd6c33d372f3b83f4fe57904c2bd5ebba5c38018

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H