{"id":"CVE-2017-8804","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-8804","generatedAt":"2026-10-28T19:47:22.748Z","title":"The xdr_bytes and xdr_string functions in the GNU C Library (aka glibc or libc6) 2.25 mishandle failures of buffer deserialization, which allows remote attackers to cause a denial of service (virtual memory allocation, or memory consumption if an…","description":"The xdr_bytes and xdr_string functions in the GNU C Library (aka glibc or libc6) 2.25 mishandle failures of buffer deserialization, which allows remote attackers to cause a denial of service (virtual memory allocation, or memory consumption if an overcommit setting is not used) via a crafted UDP packet to port 111, a related issue to CVE-2017-8779. NOTE: [Information provided from upstream and references","published":"2017-05-07T18:29:00.000Z","lastModified":"2026-06-17T01:26:59.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-502"],"affected":["gnu/glibc"],"epss":{"score":0.0767,"percentile":0.94559,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (7.67%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00026.html","source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00039.html","source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00049.html","source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2017/05/05/2","tags":["Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/98339","tags":["Broken Link"],"source":"cve@mitre.org"},{"url":"https://bugzilla.suse.com/show_bug.cgi?id=1037559#c7","tags":["Issue Tracking","Patch"],"source":"cve@mitre.org"},{"url":"https://seclists.org/oss-sec/2017/q2/228","source":"cve@mitre.org"},{"url":"https://sourceware.org/bugzilla/show_bug.cgi?id=21461","tags":["Issue Tracking","Patch"],"source":"cve@mitre.org"},{"url":"https://sourceware.org/legacy-ml/libc-alpha/2017-05/msg00128.html","source":"cve@mitre.org"},{"url":"https://sourceware.org/legacy-ml/libc-alpha/2017-05/msg00129.html","source":"cve@mitre.org"},{"url":"https://sourceware.org/ml/libc-alpha/2017-05/msg00105.html","tags":["Issue Tracking","Patch"],"source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00026.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00039.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00049.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2017/05/05/2","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/98339","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.suse.com/show_bug.cgi?id=1037559#c7","tags":["Issue Tracking","Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://seclists.org/oss-sec/2017/q2/228","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://sourceware.org/bugzilla/show_bug.cgi?id=21461","tags":["Issue Tracking","Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://sourceware.org/legacy-ml/libc-alpha/2017-05/msg00128.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://sourceware.org/legacy-ml/libc-alpha/2017-05/msg00129.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://sourceware.org/ml/libc-alpha/2017-05/msg00105.html","tags":["Issue Tracking","Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-8804","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}