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{"bugzilla": {"description": "libvncserver: Use-after-free in file transfer extension server code allows for potential code execution", "id": "1661136", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1661136"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-416", "details": ["LibVNC before commit ca2a5ac02fbbadd0a21fabba779c1ea69173d10b contains heap use-after-free vulnerability in server code of file transfer extension that can result remote code execution."], "name": "CVE-2018-6307", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "libvncserver", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "libvncserver", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "libvncserver", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2018-12-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-6307\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-6307\nhttps://ics-cert.kaspersky.com/advisories/klcert-advisories/2018/12/19/klcert-18-026-libvnc-heap-use-after-free/"], "statement": "This issue did not affect the versions of libvncserver as shipped with Red Hat Enterprise Linux 6 and 7, as they did not include support for tightvnc file transfer.", "threat_severity": "Important"}