CVE-2020-27207

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    CVE-2020-27207

    Published: 26 Nov 2020Last Modified: 8 Jul 2026

    Summary:

    Details: 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.

    References: https://github.com/sqlcipher/sqlcipher/compare/v4.4.0...v4.4.1, https://www.telekom.com/en/corporate-responsibility/data-protection-data-security/security/details/advisories-504842, https://www.telekom.com/resource/blob/612796/9f221708832a465f03585a45d7f59b45/dl-201112-denial-of-serviceen-data.pdf

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 5e991ea68690b8842c47d27bfc7b31e5641b11c4
    Fixed -87b4a1ea57827bbf1177bc6a472590ea2af4b8c3

    Affected versions

    v4.4.0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2020-27207 | CVE-DB