CVE-2021-43303

    Dashboard / Vulnerabilities / CVE-2021-43303

    CVE-2021-43303

    Published: 16 Feb 2022Last Modified: 20 Oct 2026

    Summary:

    Details: Buffer overflow in PJSUA API when calling pjsua_call_dump. An attacker-controlled 'buffer' argument may cause a buffer overflow, since supplying an output buffer smaller than 128 characters may overflow the output buffer, regardless of the 'maxlen' argument supplied

    References: https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html, https://lists.debian.org/debian-lts-announce/2024/09/msg00030.html, https://lists.debian.org/debian-lts-announce/2022/03/msg00035.html, https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html, https://www.debian.org/security/2022/dsa-5285, https://github.com/pjsip/pjproject/security/advisories/GHSA-qcvw-h34v-c7r9

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    2.11.1
    2.11

    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-2021-43303 | CVE-DB