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    CVE-2014-6054

    The rfbProcessClientNormalMessage function in libvncserver/rfbserver.c in LibVNCServer 0.9.9 and earlier allows remote attackers to cause a denial of service (divide-by-zero error and server crash) via a zero value in the scaling factor in a (1) PalmVNCSetScaleFactor or (2) SetScale message.

    Published:Sep 23, 2014
    Last Modified:Apr 12, 2025
    EPS:Oct 6, 2014
    EPSS Score:0.43841
    CVSS Score:4.3

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Libvncserver
    Product
    Libvncserver
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-369 Divide By Zero

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    References

    http://lists.opensuse.org/opensuse-updates/2015-12/msg00022.html
    http://seclists.org/oss-sec/2014/q3/639
    http://secunia.com/advisories/61506
    http://secunia.com/advisories/61682
    http://www.debian.org/security/2014/dsa-3081
    http://www.ocert.org/advisories/ocert-2014-007.html
    http://www.openwall.com/lists/oss-security/2014/09/25/11
    http://www.securityfocus.com/bid/70094
    http://www.ubuntu.com/usn/USN-2365-1
    https://github.com/newsoft/libvncserver/commit/05a9bd41a8ec0a9d580a8f420f41718bdd235446
    https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
    https://security.gentoo.org/glsa/201507-07
    https://usn.ubuntu.com/4587-1/
    http://lists.opensuse.org/opensuse-updates/2015-12/msg00022.html
    http://seclists.org/oss-sec/2014/q3/639
    http://secunia.com/advisories/61506
    http://secunia.com/advisories/61682
    http://www.debian.org/security/2014/dsa-3081
    http://www.ocert.org/advisories/ocert-2014-007.html
    http://www.openwall.com/lists/oss-security/2014/09/25/11
    http://www.securityfocus.com/bid/70094
    http://www.ubuntu.com/usn/USN-2365-1
    https://github.com/newsoft/libvncserver/commit/05a9bd41a8ec0a9d580a8f420f41718bdd235446
    https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
    https://security.gentoo.org/glsa/201507-07
    https://usn.ubuntu.com/4587-1/

    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