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CVE-2016-2109

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Date: May 4, 2016

The asn1_d2i_read_bio function in crypto/asn1/a_d2i_fp.c in the ASN.1 BIO implementation in OpenSSL before 1.0.1t and 1.0.2 before 1.0.2h allows remote attackers to cause a denial of service (memory consumption) via a short invalid encoding.

Language: C

Severity Score

7.5

Related Resources (60)

Url: http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00010.html

Url: https://security.netapp.com/advisory/ntap-20160504-0001/

Url: http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00055.html

Url: http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html

Url: https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40202

Url: http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html

Url: https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=c62981390d6cf9e3d612c489b8b77c2913b25807

Url: http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00001.html

Url: http://www.securitytracker.com/id/1035721

Url: https://security.gentoo.org/glsa/201612-16

Url: http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759

Url: http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00016.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00008.html

Url: https://www.tenable.com/security/tns-2016-18

Url: http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html

Url: http://www.securityfocus.com/bid/91787

Url: https://www.openssl.org/news/secadv/20160503.txt

Url: http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html

Url: http://rhn.redhat.com/errata/RHSA-2016-0722.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00018.html

Url: http://rhn.redhat.com/errata/RHSA-2016-2073.html

Url: https://source.android.com/security/bulletin/2017-07-01

Url: http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00015.html

Url: https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722

Url: http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html

Url: https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03765en_us

Url: http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00029.html

Url: http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160504-openssl

Url: http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00013.html

Url: http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00019.html

Url: http://rhn.redhat.com/errata/RHSA-2016-0996.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00030.html

Url: http://www.debian.org/security/2016/dsa-3566

Url: http://www.ubuntu.com/usn/USN-2959-1

Url: https://access.redhat.com/security/cve/CVE-2016-2109

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2016-2109

Url: http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.542103

Url: http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00036.html

Url: https://security-tracker.debian.org/tracker/CVE-2016-2109

Url: https://support.apple.com/HT206903

Url: https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149

Url: http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html

Url: http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html

Url: http://rhn.redhat.com/errata/RHSA-2016-2056.html

Url: http://lists.apple.com/archives/security-announce/2016/Jul/msg00000.html

Url: https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf

Url: https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03756en_us

Url: http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00014.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00017.html

Url: https://kc.mcafee.com/corporate/index?page=content&id=SB10160

Url: https://www.freebsd.org/security/advisories/FreeBSD-SA-16:17.openssl.asc

Url: http://rhn.redhat.com/errata/RHSA-2016-2957.html

Url: http://packetstormsecurity.com/files/136912/Slackware-Security-Advisory-openssl-Updates.html

Url: https://nvd.nist.gov/vuln/detail/CVE-2016-2109

Url: http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00011.html

Url: http://www.securityfocus.com/bid/87940

Url: https://bto.bluecoat.com/security-advisory/sa123

Url: http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html

Url: https://www.mend.io/vulnerability-database/CVE-2016-2109

Severity Score

7.5

Weakness Type (CWE)

Resource Management Errors

CWE-399

Top Fix

Upgrade Version

Upgrade to version 1.0.1t,1.0.2h

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	7.8
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	COMPLETE
Additional information:

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