GHSA-hgg3-g7gr-66r7

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    GHSA-hgg3-g7gr-66r7

    Published: 27 Aug 2018Last Modified: 21 Oct 2024

    Summary: PyCryptodome integer overflow vulnerability

    Details: PyCryptodome before 3.6.6 has an integer overflow in the data_len variable in AESNI.c, related to the AESNI_encrypt and AESNI_decrypt functions, leading to the mishandling of messages shorter than 16 bytes.

    References: https://nvd.nist.gov/vuln/detail/CVE-2018-15560, https://github.com/Legrandin/pycryptodome/issues/198, https://github.com/Legrandin/pycryptodome, https://github.com/advisories/GHSA-hgg3-g7gr-66r7, https://github.com/pypa/advisory-database/tree/main/vulns/pycryptodome/PYSEC-2018-21.yaml, https://whitehatck01.blogspot.com/2018/08/integer-overflow-vulnerability-in.html

    Affected packages

    Package

    Name: pycryptodome

    Purl: pkg:pypi/pycryptodome

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.6.6

    Affected versions

    3.0

    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