USN-5342-3

    Dashboard / Vulnerabilities / USN-5342-3

    USN-5342-3

    Published: 23 May 2022Last Modified: 22 Apr 2026

    Summary: python3.7 vulnerability

    Details: USN-5342-1 fixed several vulnerabilities in Python. This update provides the corresponding fix for CVE-2021-3426 for Ubuntu 18.04 ESM. Original advisory details: David Schwörer discovered that Python incorrectly handled certain inputs. An attacker could possibly use this issue to expose sensitive information. This issue only affected Ubuntu 18.04 LTS. (CVE-2021-3426) It was discovered that Python incorrectly handled certain FTP requests. An attacker could possibly use this issue to expose sensitive information. This issue only affected Ubuntu 14.04 ESM, Ubuntu 16.04 ESM, and Ubuntu 18.04 LTS. (CVE-2021-4189) It was discovered that Python incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code. (CVE-2022-0391)

    References: https://ubuntu.com/security/notices/USN-5342-3, https://ubuntu.com/security/CVE-2021-3426

    Affected packages

    Package

    Name: python3.7

    Purl: pkg:deb/ubuntu/[email protected]~18.04.2+esm1?arch=source&distro=esm-apps/bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.7.5-2ubuntu1~18.04.2+esm1

    Affected versions

    3.7.0~a2-1
    3.7.0~a3-1
    3.7.0~a3-2
    3.7.0~a3-3
    3.7.0~a4-1
    3.7.0~b1-1
    3.7.0~b1-1build1
    3.7.0~b2-1
    3.7.0~b3-1
    3.7.0-1~18.04
    3.7.1-1~18.04
    3.7.3-2~18.04.1
    3.7.5-2~18.04
    3.7.5-2~18.04.4
    3.7.5-2ubuntu1~18.04.2

    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
    USN-5342-3 | CVE-DB