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    CVE-2016-4303

    The parse_string function in cjson.c in the cJSON library mishandles UTF8/16 strings, which allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a non-hex character in a JSON string, which triggers a heap-based buffer overflow.

    Published:Sep 26, 2016
    Last Modified:Apr 12, 2025
    EPS:Sep 26, 2016
    EPSS Score:0.05758
    CVSS Score:9.8

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Es
    Product
    Iperf3
    Vendor
    Novell
    Product
    Suse Package Hub For Suse Linux Enterprise
    Vendor
    Opensuse
    Product
    Leap
    Vendor
    Opensuse
    Product
    Opensuse

    Exploits

    http://blog.talosintel.com/2016/06/esnet-vulnerability.htmlhttp://www.talosintelligence.com/reports/TALOS-2016-0164/http://blog.talosintel.com/2016/06/esnet-vulnerability.htmlhttp://www.talosintelligence.com/reports/TALOS-2016-0164/

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    References

    http://blog.talosintel.com/2016/06/esnet-vulnerability.html
    http://lists.opensuse.org/opensuse-updates/2016-08/msg00082.html
    http://lists.opensuse.org/opensuse-updates/2016-08/msg00090.html
    http://software.es.net/iperf/news.html#security-issue-iperf-3-1-3-iperf-3-0-12-released
    http://www.talosintelligence.com/reports/TALOS-2016-0164/
    https://github.com/esnet/iperf/commit/91f2fa59e8ed80dfbf400add0164ee0e508e412a
    https://lists.debian.org/debian-lts-announce/2020/01/msg00023.html
    https://raw.githubusercontent.com/esnet/security/master/cve-2016-4303/esnet-secadv-2016-0001.txt.asc
    http://blog.talosintel.com/2016/06/esnet-vulnerability.html
    http://lists.opensuse.org/opensuse-updates/2016-08/msg00082.html
    http://lists.opensuse.org/opensuse-updates/2016-08/msg00090.html
    http://software.es.net/iperf/news.html#security-issue-iperf-3-1-3-iperf-3-0-12-released
    http://www.talosintelligence.com/reports/TALOS-2016-0164/
    https://github.com/esnet/iperf/commit/91f2fa59e8ed80dfbf400add0164ee0e508e412a
    https://lists.debian.org/debian-lts-announce/2020/01/msg00023.html
    https://raw.githubusercontent.com/esnet/security/master/cve-2016-4303/esnet-secadv-2016-0001.txt.asc

    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