CVE-2020-27207: Zetetic Sqlcipher

High severity, CVSS 7.5. EPSS: 1.6% chance of exploitation in the next 30 days.

Zetetic SQLCipher 4.x before 4.4.1 has a use-after-free, related to sqlcipher_codec_pragma and sqlite3Strlen30 in sqlite3.c. A remote denial of service attack can be performed. For example, a SQL injection can be used to execute the crafted SQL command sequence. After that, some unexpected RAM data is read.

Affected products

• Zetetic Sqlcipher: from 4.0, before 4.4.1 (fixed in 4.4.1)

Published 2020-11-26. Last modified 2026-06-17.