CVE-2018-16868

    Dashboard / Vulnerabilities / CVE-2018-16868

    CVE-2018-16868

    Published: 3 Dec 2018Last Modified: 7 Aug 2026

    Summary:

    Details: A Bleichenbacher type side-channel based padding oracle attack was found in the way gnutls handles verification of RSA decrypted PKCS#1 v1.5 data. An attacker who is able to run process on the same physical core as the victim process, could use this to extract plaintext or in some cases downgrade any TLS connections to a vulnerable server.

    References: http://cat.eyalro.net/, http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00017.html, http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00068.html, http://www.securityfocus.com/bid/106080, https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16868

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    gnutls_3_6_4

    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
    CVE-2018-16868 | CVE-DB