{"id":"CVE-2018-6003","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-6003","generatedAt":"2026-10-28T21:57:54.592Z","title":"An issue was discovered in the _asn1_decode_simple_ber function in decoding.c in GNU Libtasn1 before 4.13.","description":"An issue was discovered in the _asn1_decode_simple_ber function in decoding.c in GNU Libtasn1 before 4.13. Unlimited recursion in the BER decoder leads to stack exhaustion and DoS.","published":"2018-01-22T20:29:00.000Z","lastModified":"2026-06-17T02:01:10.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-674"],"affected":["gnu/libtasn1","debian/debian linux","fedoraproject/fedora"],"epss":{"score":0.02825,"percentile":0.86523,"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 (2.83%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://git.savannah.nongnu.org/cgit/libtasn1.git/commit/?id=c593ae84cfcde8fea45787e53950e0ac71e9ca97","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1535926","tags":["Issue Tracking","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://bugzilla.suse.com/show_bug.cgi?id=1076832","tags":["Issue Tracking","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://gitlab.com/gnutls/libtasn1/commit/946565d8eb05fbf7970ea366e817581bb5a90910","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E","source":"cve@mitre.org"},{"url":"https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E","source":"cve@mitre.org"},{"url":"https://www.debian.org/security/2018/dsa-4106","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://git.savannah.nongnu.org/cgit/libtasn1.git/commit/?id=c593ae84cfcde8fea45787e53950e0ac71e9ca97","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1535926","tags":["Issue Tracking","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.suse.com/show_bug.cgi?id=1076832","tags":["Issue Tracking","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://gitlab.com/gnutls/libtasn1/commit/946565d8eb05fbf7970ea366e817581bb5a90910","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2018/dsa-4106","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-6003","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."}