UBUNTU-CVE-2017-17969

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    UBUNTU-CVE-2017-17969

    Published: 30 Jan 2018Last Modified: 4 Feb 2026
    Upstream:
    CVE-2017-17969
    Aliases:
    USN-3913-1

    Summary:

    Details: Heap-based buffer overflow in the NCompress::NShrink::CDecoder::CodeReal method in 7-Zip before 18.00 and p7zip allows remote attackers to cause a denial of service (out-of-bounds write) or potentially execute arbitrary code via a crafted ZIP archive.

    References: https://ubuntu.com/security/CVE-2017-17969, https://landave.io/2018/01/7-zip-multiple-memory-corruptions-via-rar-and-zip/, https://ubuntu.com/security/notices/USN-3913-1, https://www.cve.org/CVERecord?id=CVE-2017-17969

    Affected packages

    Package

    Name: p7zip

    Purl: pkg:deb/ubuntu/[email protected]~dfsg.1-4+deb7u3build0.14.04.1?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -9.20.1~dfsg.1-4+deb7u3build0.14.04.1

    Affected versions

    9.20.1~dfsg.1-4
    9.20.1~dfsg.1-4+deb7u1build0.14.04.1
    9.20.1~dfsg.1-4+deb7u2build0.14.04.1

    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