CVE & CISA-KEV CatalogNVD
CVE-2015-3622
MEDIUMEPSS 98th pctl4.3
CVSS v2
Description
The _asn1_extract_der_octet function in lib/decoding.c in GNU Libtasn1 before 4.5 allows remote attackers to cause a denial of service (out-of-bounds heap read) via a crafted certificate.
CVSS v2 Vector
No CVSS vector data available.
Exploit Intelligence
33.09%probability of exploitation in 30 days
98thpercentile
Very high risk: more likely to be exploited than 98% of all known CVEs.
References
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158225.html
- http://lists.opensuse.org/opensuse-updates/2015-08/msg00014.html
- http://lists.opensuse.org/opensuse-updates/2016-06/msg00047.html
- http://lists.opensuse.org/opensuse-updates/2016-06/msg00097.html
- http://packetstormsecurity.com/files/131711/libtasn1-Heap-Overflow.html
- http://seclists.org/fulldisclosure/2015/Apr/109
- http://www.debian.org/security/2015/dsa-3256
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:232
- http://www.securityfocus.com/bid/74419
- http://www.securitytracker.com/id/1032246
- http://www.ubuntu.com/usn/USN-2604-1
- https://access.redhat.com/errata/RHSA-2017:1860
- https://lists.gnu.org/archive/html/help-libtasn1/2015-04/msg00000.html
- https://security.gentoo.org/glsa/201509-04
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Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.