GHSA-rqg8-xjp2-pg9w

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    GHSA-rqg8-xjp2-pg9w

    Published: 24 May 2022Last Modified: 30 Sept 2024

    Summary: LinOTP replay vulnerability with auto resynchronization enabled for TOTP token

    Details: LinOTP is prone to a replay attack with activated automatic resynchronization. This vulnerability may allow an attacker to successfully log in with OTP values recorded at a previous point in time. This attack is only possible if automatic resynchronization is enabled for the TOTP token type. The automatic resynchronization is deactivated by default. All other tokens are unaffected.

    References: https://nvd.nist.gov/vuln/detail/CVE-2019-12887, https://github.com/LinOTP/LinOTP/commit/6d28d93af59d2ce0d844a6a3282148064efc6ad8, https://github.com/LinOTP/LinOTP, https://github.com/pypa/advisory-database/tree/main/vulns/linotp/PYSEC-2019-103.yaml, https://linotp.org/linotp-hotfix-autoresync.html, https://www.linotp.org/CVE-2019-12887.txt

    Affected packages

    Package

    Name: linotp

    Purl: pkg:pypi/linotp

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.11.1

    Affected versions

    2.10
    2.10.0.1

    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
    GHSA-rqg8-xjp2-pg9w | CVE-DB