{"id":"CVE-2011-4539","aliases":["DEBIAN-CVE-2011-4539","DSA-2519-1","DSA-2519-2","EUVD-2011-4465","GHSA-4mm2-hqgc-vvw9","RHSA-2011:1819","openSUSE-SU-2024:10358-1"],"status":"published","title":"dhcpd in ISC DHCP 4.x before 4.2.3-P1 and 4.1-ESV before 4.1-ESV-R4 does not properly handle...","description":"dhcpd in ISC DHCP 4.x before 4.2.3-P1 and 4.1-ESV before 4.1-ESV-R4 does not properly handle regular expressions in dhcpd.conf, which allows remote attackers to cause a denial of service (daemon crash) via a crafted request 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Advisory","advisory","article"]},{"url":"http://www.ubuntu.com/usn/USN-1309-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred","Third Party Advisory","advisory"]},{"url":"http://lists.opensuse.org/opensuse-updates/2011-12/msg00006.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","Mailing List","Third Party Advisory","advisory","article"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/71680","tags":["vdb-entry","x_refsource_XF","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"http://secunia.com/advisories/47178","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Third Party Advisory","advisory"]},{"url":"https://www.isc.org/software/dhcp/advisories/cve-2011-4539","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2011-December/070980.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","Mailing List","Third Party Advisory","advisory","article"]},{"url":"http://www.debian.org/security/2012/dsa-2519","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","Third Party Advisory","advisory"]},{"url":"http://www.securitytracker.com/id?1026393","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"http://security.gentoo.org/glsa/glsa-201301-06.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","Third Party Advisory","advisory"]},{"url":"http://www.securityfocus.com/bid/50971","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-4539","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-4mm2-hqgc-vvw9"},{"url":"https://security-tracker.debian.org/tracker/CVE-2011-4539","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2011:1819","tags":["advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#moderate","tags":["article"]},{"url":"http://www.isc.org/software/dhcp/advisories/cve-2011-4539","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=761265","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2011/rhsa-2011_1819.json","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2011-4539","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2011-4539","tags":["advisory"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2009-1892","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2010-2156","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2010-3611","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2010-3616","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2011-0413","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2011-0997","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2011-2748","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2011-2749","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2011-4539","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2011-4868","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-3570","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-3571","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-3954","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2012-3955","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2013-2266","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-8605","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2011-4539","description":"dhcpd 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