CVE-2016-6309
OpenSSL statem Use-After-Free Vulnerability
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.
INFO
Published Date :
Sept. 26, 2016, 7:59 p.m.
Last Modified :
April 12, 2025, 10:46 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2016-6309 has a 32 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2016-6309.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
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Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2016-6309 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2016-6309 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759 Added Reference http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html Added Reference http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html Added Reference http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html Added Reference http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html Added Reference http://www.securityfocus.com/bid/93177 Added Reference http://www.securitytracker.com/id/1036885 Added Reference http://www-01.ibm.com/support/docview.wss?uid=swg21995039 Added Reference https://bto.bluecoat.com/security-advisory/sa132 Added Reference https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=acacbfa7565c78d2273c0b2a2e5e803f44afefeb Added Reference https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03856en_us Added Reference https://www.openssl.org/news/secadv/20160926.txt Added Reference https://www.tenable.com/security/tns-2016-16 Added Reference https://www.tenable.com/security/tns-2016-20 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added Reference Red Hat, Inc. https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=acacbfa7565c78d2273c0b2a2e5e803f44afefeb [No types assigned] Removed Reference Red Hat, Inc. https://git.openssl.org/?p=openssl.git;a=commit;h=acacbfa7565c78d2273c0b2a2e5e803f44afefeb -
CVE Modified by [email protected]
Jul. 12, 2018
Action Type Old Value New Value Added Reference https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03856en_us [No Types Assigned] -
CVE Modified by [email protected]
Apr. 20, 2018
Action Type Old Value New Value Added Reference http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html [No Types Assigned] -
CVE Modified by [email protected]
Jan. 18, 2018
Action Type Old Value New Value Added Reference http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html [No Types Assigned] -
CVE Modified by [email protected]
Nov. 03, 2017
Action Type Old Value New Value Added Reference https://www.tenable.com/security/tns-2016-20 [No Types Assigned] -
CVE Modified by [email protected]
Aug. 09, 2017
Action Type Old Value New Value Added Reference http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html [No Types Assigned] -
CVE Modified by [email protected]
Jul. 30, 2017
Action Type Old Value New Value Added Reference http://www.securitytracker.com/id/1036885 [No Types Assigned] -
CVE Modified by [email protected]
Feb. 02, 2017
Action Type Old Value New Value Added Reference https://www.tenable.com/security/tns-2016-16 [No Types Assigned] Added Reference http://www-01.ibm.com/support/docview.wss?uid=swg21995039 [No Types Assigned] -
CVE Modified by [email protected]
Dec. 28, 2016
Action Type Old Value New Value Added Reference https://bto.bluecoat.com/security-advisory/sa132 [No Types Assigned] Added Reference http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759 [No Types Assigned] -
CVE Modified by [email protected]
Nov. 28, 2016
Action Type Old Value New Value Added Reference http://www.securityfocus.com/bid/93177 [No Types Assigned] -
CVE Modified by [email protected]
Oct. 26, 2016
Action Type Old Value New Value Added Reference http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html -
Modified Analysis by [email protected]
Sep. 27, 2016
Action Type Old Value New Value Added CPE Configuration Configuration 1 OR *cpe:2.3:a:openssl:openssl:1.1.0a:*:*:*:*:*:*:* Added CVSS V2 (AV:N/AC:L/Au:N/C:C/I:C/A:C) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://git.openssl.org/?p=openssl.git;a=commit;h=acacbfa7565c78d2273c0b2a2e5e803f44afefeb No Types Assigned https://git.openssl.org/?p=openssl.git;a=commit;h=acacbfa7565c78d2273c0b2a2e5e803f44afefeb Issue Tracking Changed Reference Type https://www.openssl.org/news/secadv/20160926.txt No Types Assigned https://www.openssl.org/news/secadv/20160926.txt Vendor Advisory Added CWE CWE-416 -
Initial Analysis by [email protected]
Sep. 27, 2016
Action Type Old Value New Value
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2016-6309 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2016-6309
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
38.72 }} 6.30%
score
0.96975
percentile