UBUNTU-CVE-2018-1061

    Dashboard / Vulnerabilities / UBUNTU-CVE-2018-1061

    UBUNTU-CVE-2018-1061

    Published: 19 Jun 2018Last Modified: 22 Apr 2026
    Upstream:
    CVE-2018-1061

    Summary:

    Details: python before versions 2.7.15, 3.4.9, 3.5.6rc1, 3.6.5rc1 and 3.7.0 is vulnerable to catastrophic backtracking in the difflib.IS_LINE_JUNK method. An attacker could use this flaw to cause denial of service.

    References: https://ubuntu.com/security/CVE-2018-1061, https://ubuntu.com/security/notices/USN-3817-1, https://ubuntu.com/security/notices/USN-3817-2, https://www.cve.org/CVERecord?id=CVE-2018-1061, https://ubuntu.com/security/notices/USN-6891-1

    Affected packages

    Package

    Name: python2.7

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.7.6-8ubuntu0.5

    Affected versions

    2.7.5-8ubuntu3
    2.7.5-8ubuntu4
    2.7.6-2
    2.7.6-2ubuntu1
    2.7.6-3
    2.7.6-3ubuntu1
    2.7.6-4
    2.7.6-4ubuntu1
    2.7.6-5
    2.7.6-7
    2.7.6-8
    2.7.6-8ubuntu0.2
    2.7.6-8ubuntu0.3
    2.7.6-8ubuntu0.4

    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