UBUNTU-CVE-2020-27800

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    UBUNTU-CVE-2020-27800

    Published: 25 Aug 2022Last Modified: 20 May 2026
    Upstream:
    CVE-2020-27800

    Summary:

    Details: A heap-based buffer over-read was discovered in the get_le32 function in bele.h in UPX 4.0.0 via a crafted Mach-O file.

    References: https://ubuntu.com/security/CVE-2020-27800, https://github.com/upx/upx/issues/395, https://github.com/upx/upx/commit/76cd518110a9e7597363012ff4e31bcd526a081e, https://www.cve.org/CVERecord?id=CVE-2020-27800

    Affected packages

    Package

    Name: upx-ucl

    Purl: pkg:deb/ubuntu/upx-ucl?arch=source&distro=focal

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    3.95-2

    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
    UBUNTU-CVE-2020-27800 | CVE-DB