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    CVE-2020-8252

    The implementation of realpath in libuv < 10.22.1, < 12.18.4, and < 14.9.0 used within Node.js incorrectly determined the buffer size which can result in a buffer overflow if the resolved path is longer than 256 bytes.

    Published:Sep 15, 2020
    Last Modified:Apr 30, 2025
    EPS:Sep 18, 2020
    EPSS Score:0.00161
    CVSS Score:7.8

    Affected Products

    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Nodejs
    Product
    Node.js
    Vendor
    Opensuse
    Product
    Leap
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Rhel Eus
    Vendor
    Redhat
    Product
    Rhel Software Collections

    Exploits

    No exploit reference

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    References

    http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00011.html
    http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00023.html
    https://hackerone.com/reports/965914
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4OOYAMJVLLCLXDTHW3V5UXNULZBBK4O6/
    https://nodejs.org/en/blog/vulnerability/september-2020-security-releases/
    https://security.gentoo.org/glsa/202009-15
    https://security.netapp.com/advisory/ntap-20201009-0004/
    https://usn.ubuntu.com/4548-1/
    http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00011.html
    http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00023.html
    https://hackerone.com/reports/965914
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4OOYAMJVLLCLXDTHW3V5UXNULZBBK4O6/
    https://nodejs.org/en/blog/vulnerability/september-2020-security-releases/
    https://security.gentoo.org/glsa/202009-15
    https://security.netapp.com/advisory/ntap-20201009-0004/
    https://usn.ubuntu.com/4548-1/

    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