CVE-2016-4008
UnknownEPSS 29.57%
Last modified
CVE-2016-4008 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 29.57% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Canonical | Ubuntu Linux | 12.04 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 15.10 |
| Canonical | Ubuntu Linux | 16.04 |
| Opensuse | Opensuse | 13.2 |
| Gnu | Libtasn1 | <= 4.7 |
| Fedoraproject | Fedora | 22 |
| Fedoraproject | Fedora | 23 |
| Fedoraproject | Fedora | 24 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2016-4008?
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.
How severe is CVE-2016-4008?
Severity scoring for CVE-2016-4008 is pending analysis. The EPSS model estimates a 29.57% probability of exploitation in the next 30 days.
How do I fix CVE-2016-4008?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2016
- CVE-2016-4002Buffer overflow in the mipsnet_receive function in hw/net/mi…9.8
- CVE-2016-4003Cross-site scripting (XSS) vulnerability in the URLDecoder f…
- CVE-2016-4004Directory traversal vulnerability in Dell OpenManage Server …
- CVE-2016-4005The Huawei Hilink App application before 3.19.2 for Android …
- CVE-2016-4006epan/proto.c in Wireshark 1.12.x before 1.12.11 and 2.0.x be…
- CVE-2016-4007Multiple unspecified vulnerabilities in the obs-service-extr…
- CVE-2016-4009Integer overflow in the ImagingResampleHorizontal function i…
- CVE-2016-4010Magento CE and EE before 2.0.6 allows remote attackers to co…
- CVE-2016-4014XML external entity (XXE) vulnerability in the UDDI componen…
- CVE-2016-4015The Enqueue Server in SAP NetWeaver JAVA AS 7.1 through 7.4 …
- CVE-2016-4016Cross-site scripting (XSS) vulnerability in SAP Manufacturin…
- CVE-2016-4017The Data Provisioning Agent (aka DP Agent) in SAP HANA allow…
Are you affected by CVE-2016-4008?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST