UBUNTU-CVE-2018-12404

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    UBUNTU-CVE-2018-12404

    Published: 12 Dec 2018Last Modified: 22 Apr 2026
    Upstream:
    CVE-2018-12404

    Summary:

    Details: A cached side channel attack during handshakes using RSA encryption could allow for the decryption of encrypted content. This is a variant of the Adaptive Chosen Ciphertext attack (AKA Bleichenbacher attack) and affects all NSS versions prior to NSS 3.41.

    References: https://ubuntu.com/security/CVE-2018-12404, http://cat.eyalro.net/, https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.36.6_release_notes, https://ubuntu.com/security/notices/USN-3850-1, https://ubuntu.com/security/notices/USN-3850-2, https://www.cve.org/CVERecord?id=CVE-2018-12404

    Affected packages

    Package

    Name: nss

    Purl: pkg:deb/ubuntu/nss@2:3.28.4-0ubuntu0.14.04.4?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2:3.28.4-0ubuntu0.14.04.4

    Affected versions

    2:3.15.1-1ubuntu1
    2:3.15.2-1
    2:3.15.3-1
    2:3.15.3.1-1
    2:3.15.3.1-1.1
    2:3.15.3.1-1.1ubuntu1
    2:3.15.4-1ubuntu3
    2:3.15.4-1ubuntu4
    2:3.15.4-1ubuntu5
    2:3.15.4-1ubuntu6
    2:3.15.4-1ubuntu7
    2:3.15.4-1ubuntu7.1

    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