• coTURN vulnerabilities

    From bugz_ubuntu@21:4/110 to Ubuntu Users on Mon Jul 6 20:10:09 2020
    coturn vulnerabilities

    A security issue affects these releases of Ubuntu and its
    derivatives:

    * Ubuntu 20.04 LTS
    * Ubuntu 19.10
    * Ubuntu 18.04 LTS
    * Ubuntu 16.04 LTS

    Summary

    Several security issues were fixed in coTURN.

    Software Description

    * coturn - TURN and STUN server for VoIP

    Details

    Felix D**rre discovered that coTURN response buffer is not
    initialized properly. An attacker could possibly use this issue to
    obtain sensitive information. (CVE-2020-4067)

    It was discovered that coTURN web server incorrectly handled HTTP
    POST requests. An attacker could possibly use this issue to cause
    a denial of service, obtain sensitive information or other
    unspecified impact. (CVE-2020-6061, CVE-2020-6062)

    Update instructions

    The problem can be corrected by updating your system to the
    following package versions:

    Ubuntu 20.04 LTS
    coturn - 4.5.1.1-1.1ubuntu0.20.04.1

    Ubuntu 19.10
    coturn - 4.5.1.1-1.1ubuntu0.19.10.1

    Ubuntu 18.04 LTS
    coturn - 4.5.0.7-1ubuntu2.18.04.2

    Ubuntu 16.04 LTS
    coturn - 4.5.0.3-1ubuntu0.3

    To update your system, please follow these instructions:
    https://wiki.ubuntu.com/Security/Upgrades.

    In general, a standard system update will make all the necessary
    changes.

    References

    * CVE-2020-4067
    * CVE-2020-6061
    * CVE-2020-6062

    --- Mystic BBS v1.12 A45 (Linux/64)
    * Origin: BZ&BZ BBS (21:4/110)