CVE-2016-6309

CVSS V2 High 10 CVSS V3 Critical 9.8
Description
statem/statem.c in OpenSSL 1.1.0a does not consider memory-block movement after a realloc call, which allows remote attackers to cause a denial of service (use-after-free) or possibly execute arbitrary code via a crafted TLS session.
Overview
  • CVE ID
  • CVE-2016-6309
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2016-09-26T19:59:06
  • Last Modified Date
  • 2018-07-12T01:29:01
Weakness Enumerations
CWE URL
CWE-416 http://cwe.mitre.org/data/definitions/416.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:openssl:openssl:1.1.0a:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 10
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://git.openssl.org/?p=openssl.git;a=commit;h=acacbfa7565c78d2273c0b2a2e5e803f44afefeb Issue Tracking
https://www.openssl.org/news/secadv/20160926.txt Vendor Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
http://www.securityfocus.com/bid/93177
https://bto.bluecoat.com/security-advisory/sa132
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759
https://www.tenable.com/security/tns-2016-16
http://www-01.ibm.com/support/docview.wss?uid=swg21995039
http://www.securitytracker.com/id/1036885
http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
https://www.tenable.com/security/tns-2016-20
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03856en_us
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2016-6309
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6309
History
Created Old Value New Value Data Type Notes
2022-05-10 18:41:24 Added to TrackCVE
2022-12-02 11:24:05 2016-09-26T19:59Z 2016-09-26T19:59:06 CVE Published Date updated
2022-12-02 11:24:05 2018-07-12T01:29:01 CVE Modified Date updated
2022-12-02 11:24:05 Modified Vulnerability Status updated