CVE-2018-20650

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    CVE-2018-20650

    Published: 1 Jan 2019Last Modified: 8 Jul 2026

    Summary:

    Details: A reachable Object::dictLookup assertion in Poppler 0.72.0 allows attackers to cause a denial of service due to the lack of a check for the dict data type, as demonstrated by use of the FileSpec class (in FileSpec.cc) in pdfdetach.

    References: http://www.securityfocus.com/bid/106459, https://access.redhat.com/errata/RHSA-2019:2022, https://access.redhat.com/errata/RHSA-2019:2713, https://lists.debian.org/debian-lts-announce/2019/09/msg00033.html, https://lists.debian.org/debian-lts-announce/2020/11/msg00014.html, https://lists.debian.org/debian-lts-announce/2022/09/msg00030.html, https://usn.ubuntu.com/3865-1/, https://gitlab.freedesktop.org/poppler/poppler/commit/de0c0b8324e776f0b851485e0fc9622fc35695b7, https://gitlab.freedesktop.org/poppler/poppler/issues/704

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 9414cc632c17afb7b78c559447b2044268f06cfc
    Fixed -None

    Affected versions

    0.72.0

    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