UBUNTU-CVE-2018-10845

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    UBUNTU-CVE-2018-10845

    Published: 22 Aug 2018Last Modified: 22 Jul 2026
    Upstream:
    CVE-2018-10845
    Aliases:
    USN-3999-1

    Summary:

    Details: It was found that the GnuTLS implementation of HMAC-SHA-384 was vulnerable to a Lucky thirteen style attack. Remote attackers could use this flaw to conduct distinguishing attacks and plain text recovery attacks via statistical analysis of timing data using crafted packets.

    References: https://ubuntu.com/security/CVE-2018-10845, https://eprint.iacr.org/2018/747, https://ubuntu.com/security/notices/USN-3999-1, https://www.cve.org/CVERecord?id=CVE-2018-10845

    Affected packages

    Package

    Name: gnutls26

    Purl: pkg:deb/ubuntu/gnutls26?arch=source&distro=esm-infra-legacy%2Ftrusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    2.12.23-1ubuntu4
    2.12.23-1ubuntu5
    2.12.23-12ubuntu1
    2.12.23-12ubuntu2
    2.12.23-12ubuntu2.1
    2.12.23-12ubuntu2.2
    2.12.23-12ubuntu2.3
    2.12.23-12ubuntu2.4
    2.12.23-12ubuntu2.5
    2.12.23-12ubuntu2.6
    2.12.23-12ubuntu2.7
    2.12.23-12ubuntu2.8
    2.12.23-12ubuntu2.10+esm1

    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