{"cve":"CVE-2016-4008","nvd":{"published":"2016-05-05T18:59:10.380","modified":"2026-06-17T00:46:43.840","status":"Modified","description":"The _asn1_extract_der_octet function in lib/decoding.c in GNU Libtasn1 before 4.8, when used without the ASN1_DECODE_FLAG_STRICT_DER flag, allows remote attackers to cause a denial of service (infinite recursion) via a crafted certificate.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","score":5.9},"cwes":["CWE-399"],"references":["http://git.savannah.gnu.org/gitweb/?p=libtasn1.git%3Ba=commit%3Bh=a6e0a0b58f5cdaf4e9beca5bce69c09808cbb625","http://git.savannah.gnu.org/gitweb/?p=libtasn1.git%3Ba=commit%3Bh=f435825c0f527a8e52e6ffbc3ad0bc60531d537e","http://lists.fedoraproject.org/pipermail/package-announce/2016-April/182299.html","http://lists.fedoraproject.org/pipermail/package-announce/2016-April/182907.html","http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183221.html"],"products":["canonical:ubuntu_linux","fedoraproject:fedora","gnu:libtasn1","opensuse:opensuse"],"source":"nvd","synced_at":"2026-10-19T20:38:51.654415212+00:00"},"epss":{"cve":"CVE-2016-4008","score":0.29405,"percentile":0.98179,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}