CVE-2016-2107

5.9 MEDIUM
Published: May 05, 2016 Modified: May 06, 2026
View on NVD

Description

The AES-NI implementation in OpenSSL before 1.0.1t and 1.0.2 before 1.0.2h does not consider memory allocation during a certain padding check, which allows remote attackers to obtain sensitive cleartext information via a padding-oracle attack against an AES CBC session. NOTE: this vulnerability exists because of an incorrect fix for CVE-2013-0169.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759
Source: secalert@redhat.com
Third Party Advisory
http://lists.apple.com/archives/security-announce/2016/Jul/msg00000.html
Source: secalert@redhat.com
Mailing List Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183457.html
Source: secalert@redhat.com
Mailing List Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183607.html
Source: secalert@redhat.com
Mailing List Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184605.html
Source: secalert@redhat.com
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00001.html
Source: secalert@redhat.com
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00008.html
Source: secalert@redhat.com
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00011.html
Source: secalert@redhat.com
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00013.html
Source: secalert@redhat.com
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00014.html
Source: secalert@redhat.com
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00016.html
Source: secalert@redhat.com
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00019.html
Source: secalert@redhat.com
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00019.html
Source: secalert@redhat.com
Mailing List Third Party Advisory
http://packetstormsecurity.com/files/136912/Slackware-Security-Advisory-openssl-Updates.html
Source: secalert@redhat.com
Third Party Advisory VDB Entry
http://rhn.redhat.com/errata/RHSA-2016-0722.html
Source: secalert@redhat.com
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-0996.html
Source: secalert@redhat.com
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2073.html
Source: secalert@redhat.com
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2957.html
Source: secalert@redhat.com
Third Party Advisory
http://source.android.com/security/bulletin/2016-07-01.html
Source: secalert@redhat.com
Third Party Advisory
http://support.citrix.com/article/CTX212736
Source: secalert@redhat.com
Third Party Advisory
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160504-openssl
Source: secalert@redhat.com
Third Party Advisory
http://web-in-security.blogspot.ca/2016/05/curious-padding-oracle-in-openssl-cve.html
Source: secalert@redhat.com
Third Party Advisory
http://www.debian.org/security/2016/dsa-3566
Source: secalert@redhat.com
Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
Source: secalert@redhat.com
Patch Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
Source: secalert@redhat.com
Patch Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
Source: secalert@redhat.com
Patch Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
Source: secalert@redhat.com
Patch Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
Source: secalert@redhat.com
Patch Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
Source: secalert@redhat.com
Patch Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
Source: secalert@redhat.com
Patch Third Party Advisory
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
Source: secalert@redhat.com
Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
Source: secalert@redhat.com
Third Party Advisory
http://www.securityfocus.com/bid/89760
Source: secalert@redhat.com
Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/91787
Source: secalert@redhat.com
Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1035721
Source: secalert@redhat.com
Third Party Advisory VDB Entry
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.542103
Source: secalert@redhat.com
Mailing List Third Party Advisory
http://www.ubuntu.com/usn/USN-2959-1
Source: secalert@redhat.com
Third Party Advisory
https://blog.cloudflare.com/yet-another-padding-oracle-in-openssl-cbc-ciphersuites/
Source: secalert@redhat.com
Third Party Advisory
https://bto.bluecoat.com/security-advisory/sa123
Source: secalert@redhat.com
Permissions Required
https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
Source: secalert@redhat.com
Third Party Advisory
https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=68595c0c2886e7942a14f98c17a55a88afb6c292
Source: secalert@redhat.com
Broken Link
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbgn03726en_us
Source: secalert@redhat.com
Third Party Advisory
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbgn03728en_us
Source: secalert@redhat.com
Third Party Advisory
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03756en_us
Source: secalert@redhat.com
Third Party Advisory
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03765en_us
Source: secalert@redhat.com
Third Party Advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05164862
Source: secalert@redhat.com
Third Party Advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149
Source: secalert@redhat.com
Third Party Advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05386804
Source: secalert@redhat.com
Third Party Advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722
Source: secalert@redhat.com
Third Party Advisory
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40202
Source: secalert@redhat.com
Third Party Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10160
Source: secalert@redhat.com
Third Party Advisory
https://security.gentoo.org/glsa/201612-16
Source: secalert@redhat.com
Third Party Advisory
https://security.netapp.com/advisory/ntap-20160504-0001/
Source: secalert@redhat.com
Third Party Advisory
https://support.apple.com/HT206903
Source: secalert@redhat.com
Third Party Advisory
https://www.exploit-db.com/exploits/39768/
Source: secalert@redhat.com
Third Party Advisory VDB Entry
https://www.freebsd.org/security/advisories/FreeBSD-SA-16:17.openssl.asc
Source: secalert@redhat.com
Third Party Advisory
https://www.openssl.org/news/secadv/20160503.txt
Source: secalert@redhat.com
Vendor Advisory
https://www.tenable.com/security/tns-2016-18
Source: secalert@redhat.com
Third Party Advisory
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://lists.apple.com/archives/security-announce/2016/Jul/msg00000.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183457.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183607.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184605.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00001.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00008.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00011.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00013.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00014.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00016.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00019.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00019.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://packetstormsecurity.com/files/136912/Slackware-Security-Advisory-openssl-Updates.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://rhn.redhat.com/errata/RHSA-2016-0722.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-0996.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2073.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2957.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://source.android.com/security/bulletin/2016-07-01.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://support.citrix.com/article/CTX212736
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160504-openssl
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://web-in-security.blogspot.ca/2016/05/curious-padding-oracle-in-openssl-cve.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.debian.org/security/2016/dsa-3566
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.securityfocus.com/bid/89760
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/91787
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1035721
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.542103
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://www.ubuntu.com/usn/USN-2959-1
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://blog.cloudflare.com/yet-another-padding-oracle-in-openssl-cbc-ciphersuites/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://bto.bluecoat.com/security-advisory/sa123
Source: af854a3a-2127-422b-91ae-364da2661108
Permissions Required
https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=68595c0c2886e7942a14f98c17a55a88afb6c292
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbgn03726en_us
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbgn03728en_us
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03756en_us
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03765en_us
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05164862
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05386804
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40202
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10160
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://security.gentoo.org/glsa/201612-16
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://security.netapp.com/advisory/ntap-20160504-0001/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://support.apple.com/HT206903
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.exploit-db.com/exploits/39768/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://www.freebsd.org/security/advisories/FreeBSD-SA-16:17.openssl.asc
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.openssl.org/news/secadv/20160503.txt
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://www.tenable.com/security/tns-2016-18
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

116 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.9 / 10.0
EPSS (Exploit Probability)
80.0%
99th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-200 CWE-310

Affected Vendors

openssl debian opensuse hp google canonical nodejs redhat

Related CVEs

CVE-2026-8086 5.3
CVE-2026-8084 3.3
CVE-2026-8083 7.3
CVE-2026-44742 7.2
CVE-2026-44244 7.8