UBUNTU-CVE-2021-43300

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    UBUNTU-CVE-2021-43300

    Published: 16 Feb 2022Last Modified: 20 May 2026
    Upstream:
    CVE-2021-43300

    Summary:

    Details: Stack overflow in PJSUA API when calling pjsua_recorder_create. An attacker-controlled 'filename' argument may cause a buffer overflow since it is copied to a fixed-size stack buffer without any size validation.

    References: https://ubuntu.com/security/CVE-2021-43300, https://github.com/pjsip/pjproject/security/advisories/GHSA-qcvw-h34v-c7r9, https://ubuntu.com/security/notices/USN-6422-1, https://www.cve.org/CVERecord?id=CVE-2021-43300, https://ubuntu.com/security/notices/USN-8122-1

    Affected packages

    Package

    Name: pjproject

    Purl: pkg:deb/ubuntu/pjproject?arch=source&distro=esm-apps%2Fxenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.1.0.0.ast20130823-1+deb8u1ubuntu0.1~esm1

    Affected versions

    2.1.0.0.ast20130823-1
    2.1.0.0.ast20130823-1+deb8u1build0.16.04.1

    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
    UBUNTU-CVE-2021-43300 | CVE-DB