CVE-2016-7052

Name: CVE-2016-7052
Creator: NVD / NIST
Published: 2016-09-26T19:59:07.533+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 30.44%

Last modified Jun 17, 2026

CVE-2016-7052 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. crypto/x509/x509_vfy.c in OpenSSL 1.0.2i allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) by triggering a CRL operation.. EPSS estimates a 30.44% chance of exploitation in the next 30 days.

Description

crypto/x509/x509_vfy.c in OpenSSL 1.0.2i allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) by triggering a CRL operation.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

30.44%

98.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Novell	Suse Linux Enterprise Module For Web Scripting	12.0
Openssl	Openssl	1.0.2i
Nodejs	Node.Js	>= 4.0.0, <= 4.1.2
Nodejs	Node.Js	>= 4.2.0, < 4.6.0
Nodejs	Node.Js	>= 6.0.0, < 6.7.0

References

http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00013.htmlThird Party Advisory
http://www-01.ibm.com/support/docview.wss?uid=swg21995039Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.htmlPatch, Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.htmlPatch, Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.htmlPatch, Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.htmlPatch, Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.htmlPatch, Third Party Advisory
http://www.securityfocus.com/bid/93171Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1036885Third Party Advisory, VDB Entry
https://bto.bluecoat.com/security-advisory/sa132Third Party Advisory
https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=6e629b5be45face20b4ca71c4fcbfed78b864a2e
https://kc.mcafee.com/corporate/index?page=content&id=SB10171Third Party Advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:27.openssl.ascThird Party Advisory
https://security.gentoo.org/glsa/201612-16Third Party Advisory
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03856en_usThird Party Advisory
https://www.openssl.org/news/secadv/20160926.txtVendor Advisory
https://www.tenable.com/security/tns-2016-16Third Party Advisory
https://www.tenable.com/security/tns-2016-19Third Party Advisory
https://www.tenable.com/security/tns-2016-20Third Party Advisory
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00013.htmlThird Party Advisory
http://www-01.ibm.com/support/docview.wss?uid=swg21995039Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.htmlPatch, Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.htmlPatch, Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.htmlPatch, Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.htmlPatch, Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.htmlPatch, Third Party Advisory
http://www.securityfocus.com/bid/93171Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1036885Third Party Advisory, VDB Entry
https://bto.bluecoat.com/security-advisory/sa132Third Party Advisory
https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=6e629b5be45face20b4ca71c4fcbfed78b864a2e
https://kc.mcafee.com/corporate/index?page=content&id=SB10171Third Party Advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:27.openssl.ascThird Party Advisory
https://security.gentoo.org/glsa/201612-16Third Party Advisory
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03856en_usThird Party Advisory
https://www.openssl.org/news/secadv/20160926.txtVendor Advisory
https://www.tenable.com/security/tns-2016-16Third Party Advisory
https://www.tenable.com/security/tns-2016-19Third Party Advisory
https://www.tenable.com/security/tns-2016-20Third Party Advisory

Timeline

Published: Sep 26, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-7052?

crypto/x509/x509_vfy.c in OpenSSL 1.0.2i allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) by triggering a CRL operation.

How severe is CVE-2016-7052?

CVE-2016-7052 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 30.44% probability of exploitation in the next 30 days.

How do I fix CVE-2016-7052?

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.

Are you affected by CVE-2016-7052?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST