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Vulnerability Details : 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.
Publish Date : 2016-05-05 Last Update Date : 2018-10-30
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- CVSS Scores & Vulnerability Types

CVSS Score
4.3
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 399

- Products Affected By CVE-2016-4008

# Product Type Vendor Product Version Update Edition Language
1 OS Canonical Ubuntu Linux 12.04 ~~lts~~~ Version Details Vulnerabilities
2 OS Canonical Ubuntu Linux 14.04 ~~lts~~~ Version Details Vulnerabilities
3 OS Canonical Ubuntu Linux 15.10 Version Details Vulnerabilities
4 OS Canonical Ubuntu Linux 16.04 ~~lts~~~ Version Details Vulnerabilities
5 OS Fedoraproject Fedora 22 Version Details Vulnerabilities
6 OS Fedoraproject Fedora 23 Version Details Vulnerabilities
7 OS Fedoraproject Fedora 24 Version Details Vulnerabilities
8 Application GNU Libtasn1 4.7 Version Details Vulnerabilities
9 OS Opensuse Opensuse 13.2 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Canonical Ubuntu Linux 4
Fedoraproject Fedora 3
GNU Libtasn1 1
Opensuse Opensuse 1

- References For CVE-2016-4008

https://lists.gnu.org/archive/html/help-libtasn1/2016-04/msg00009.html
MLIST [help-libtasn1] 20160411 GNU Libtasn1 4.8 released
https://security.gentoo.org/glsa/201703-05
GENTOO GLSA-201703-05
http://www.ubuntu.com/usn/USN-2957-2
UBUNTU USN-2957-2
http://www.ubuntu.com/usn/USN-2957-1
UBUNTU USN-2957-1
http://lists.fedoraproject.org/pipermail/package-announce/2016-April/182299.html
FEDORA FEDORA-2016-048ffb6235
http://lists.fedoraproject.org/pipermail/package-announce/2016-April/182907.html
FEDORA FEDORA-2016-383b8250e6
http://git.savannah.gnu.org/gitweb/?p=libtasn1.git;a=commit;h=a6e0a0b58f5cdaf4e9beca5bce69c09808cbb625 CONFIRM
http://git.savannah.gnu.org/gitweb/?p=libtasn1.git;a=commit;h=f435825c0f527a8e52e6ffbc3ad0bc60531d537e CONFIRM
http://www.debian.org/security/2016/dsa-3568
DEBIAN DSA-3568
http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183221.html
FEDORA FEDORA-2016-96bfd9e873
http://lists.opensuse.org/opensuse-updates/2016-06/msg00047.html
SUSE openSUSE-SU-2016:1567
http://lists.opensuse.org/opensuse-updates/2016-06/msg00097.html
SUSE openSUSE-SU-2016:1674
http://www.openwall.com/lists/oss-security/2016/04/11/3
MLIST [oss-security] 20160411 Infinite loops parsing malicious DER certificates in libtasn1 4.7

- Metasploit Modules Related To CVE-2016-4008

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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