CVE-2018-20346

lemon: SQLite before 3.25.3, when the FTS3 extension is enabled, encounters an integer overflow (and resultant buffer overfl...

CVE-2018-20346 is fixed in 4 products on 1 platform, first by lemon 3.22.0-1ubuntu0.1, released May 30, 2019. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.1023
95th percentile

SQLite before 3.25.3, when the FTS3 extension is enabled, encounters an integer overflow (and resultant buffer overflow) for FTS3 queries that occur after crafted changes to FTS3 shadow tables, allowing remote attackers to execute arbitrary code by leveraging the ability to run arbitrary SQL statements (such as in certain WebSQL use cases), aka Magellan.

Where it's fixed

ProductFixed inFixReleased
Linux
lemon · Ubuntu 18.04.6 LTS (bionic) 3.22.0-1ubuntu0.1 lemon 3.22.0-1ubuntu0.1 May 30, 2019
libsqlite3-0 · Ubuntu 18.04.6 LTS (bionic) 3.22.0-1ubuntu0.1 libsqlite3-0 3.22.0-1ubuntu0.1 May 30, 2019
libsqlite3-tcl · Ubuntu 18.04.6 LTS (bionic) 3.22.0-1ubuntu0.1 libsqlite3-tcl 3.22.0-1ubuntu0.1 May 30, 2019
sqlite3 · Ubuntu 18.04.6 LTS (bionic) 3.22.0-1ubuntu0.1 sqlite3 3.22.0-1ubuntu0.1 May 30, 2019

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