CVE-2016-6303
OpenSSL MDC2 Integer Overflow Denial of Service
Description
Integer overflow in the MDC2_Update function in crypto/mdc2/mdc2dgst.c in OpenSSL before 1.1.0 allows remote attackers to cause a denial of service (out-of-bounds write and application crash) or possibly have unspecified other impact via unknown vectors.
INFO
Published Date :
Sept. 16, 2016, 5:59 a.m.
Last Modified :
Feb. 12, 2023, 11:24 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2016-6303 has a 5 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-2016-6303.
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).
None
None
None
hackerone one million reports
bugbountytips vulnerability-research
Code used to CVE check Alpine based images
Shell
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2016-6303 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2016-6303 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 [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Feb. 12, 2023
Action Type Old Value New Value Removed Reference https://git.openssl.org/?p=openssl.git;a=commit;h=55d83bf7c10c7b205fffa23fa7c3977491e56c07 [Issue Tracking, Patch, Third Party Advisory] Added Reference https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=55d83bf7c10c7b205fffa23fa7c3977491e56c07 [No Types Assigned] -
CVE Modified by [email protected]
Dec. 13, 2022
Action Type Old Value New Value Removed Reference https://www.openssl.org/news/secadv/20160922.txt [Vendor Advisory] Added Reference https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf [No Types Assigned] -
Modified Analysis by [email protected]
Aug. 16, 2022
Action Type Old Value New Value Removed CVSS V3 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html No Types Assigned http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html Patch, Third Party Advisory Changed Reference Type http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html No Types Assigned http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html Patch, Third Party Advisory Changed Reference Type http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html No Types Assigned http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html Patch, Third Party Advisory Changed Reference Type http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html Third Party Advisory http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html Patch, Third Party Advisory Changed Reference Type http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html No Types Assigned http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html Patch, Third Party Advisory Changed Reference Type http://www.securitytracker.com/id/1036885 No Types Assigned http://www.securitytracker.com/id/1036885 Third Party Advisory, VDB Entry Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1370146 Issue Tracking, Patch https://bugzilla.redhat.com/show_bug.cgi?id=1370146 Issue Tracking, Patch, Third Party Advisory Changed Reference Type https://security.FreeBSD.org/advisories/FreeBSD-SA-16:26.openssl.asc No Types Assigned https://security.FreeBSD.org/advisories/FreeBSD-SA-16:26.openssl.asc Third Party Advisory Changed Reference Type https://www.tenable.com/security/tns-2016-20 No Types Assigned https://www.tenable.com/security/tns-2016-20 Third Party Advisory Changed Reference Type https://www.tenable.com/security/tns-2016-21 No Types Assigned https://www.tenable.com/security/tns-2016-21 Third Party Advisory Changed CPE Configuration OR *cpe:2.3:a:nodejs:node.js:*:*:*:*:*:*:*:* versions up to (including) 6.6.0 OR *cpe:2.3:a:nodejs:node.js:*:*:*:*:*:*:*:* versions up to (excluding) 0.12.16 *cpe:2.3:a:nodejs:node.js:*:*:*:*:*:*:*:* versions from (including) 4.0.0 up to (excluding) 4.6.0 *cpe:2.3:a:nodejs:node.js:*:*:*:*:*:*:*:* versions from (including) 6.0.0 up to (excluding) 6.6.0 -
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. 21, 2017
Action Type Old Value New Value Added Reference https://security.FreeBSD.org/advisories/FreeBSD-SA-16:26.openssl.asc [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-2016-21 [No Types Assigned] Added Reference https://www.tenable.com/security/tns-2016-20 [No Types Assigned] -
CVE Modified by [email protected]
Oct. 20, 2017
Action Type Old Value New Value Added Reference http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html [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] -
Modified Analysis by [email protected]
Feb. 23, 2017
Action Type Old Value New Value Changed Reference Type http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759 No Types Assigned http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759 Third Party Advisory Changed Reference Type https://www.tenable.com/security/tns-2016-16 No Types Assigned https://www.tenable.com/security/tns-2016-16 Third Party Advisory Changed Reference Type http://www.securityfocus.com/bid/92984 No Types Assigned http://www.securityfocus.com/bid/92984 Third Party Advisory, VDB Entry Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1370146 Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1370146 Issue Tracking, Patch Changed Reference Type http://www-01.ibm.com/support/docview.wss?uid=swg21995039 No Types Assigned http://www-01.ibm.com/support/docview.wss?uid=swg21995039 Third Party Advisory Changed Reference Type https://git.openssl.org/?p=openssl.git;a=commit;h=55d83bf7c10c7b205fffa23fa7c3977491e56c07 Issue Tracking, Patch https://git.openssl.org/?p=openssl.git;a=commit;h=55d83bf7c10c7b205fffa23fa7c3977491e56c07 Third Party Advisory, Issue Tracking, Patch Changed Reference Type https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40312 No Types Assigned https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40312 Third Party Advisory Changed Reference Type http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html No Types Assigned http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html Third Party Advisory Changed Reference Type https://bto.bluecoat.com/security-advisory/sa132 No Types Assigned https://bto.bluecoat.com/security-advisory/sa132 Third Party Advisory Added Reference https://www.openssl.org/news/secadv/20160922.txt [Vendor Advisory] Changed CPE Configuration OR *cpe:2.3:a:openssl:openssl:1.0.2h:*:*:*:*:*:*:* (and previous) OR *cpe:2.3:a:openssl:openssl:1.0.1:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1a:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1b:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1c:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1d:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1e:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1f:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1g:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1h:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1i:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1j:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1k:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1l:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1m:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1n:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1o:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1p:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1q:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1r:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1s:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.1t:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.2:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.2a:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.2b:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.2c:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.2d:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.2e:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.2f:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.2g:*:*:*:*:*:*:* *cpe:2.3:a:openssl:openssl:1.0.2h:*:*:*:*:*:*:* -
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://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40312 [No Types Assigned] 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/92984 [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]
Oct. 13, 2016
Action Type Old Value New Value Changed CPE Configuration Configuration 1 OR *cpe:2.3:a:openssl:openssl:1.0.2h:*:*:*:*:*:*:* (and previous) Configuration 1 OR *cpe:2.3:a:nodejs:node.js:6.6.0:*:*:*:*:*:*:* (and previous) Configuration 2 OR *cpe:2.3:a:openssl:openssl:1.0.2h:*:*:*:*:*:*:* (and previous) Changed Reference Type https://nodejs.org/en/blog/vulnerability/september-2016-security-releases/ No Types Assigned https://nodejs.org/en/blog/vulnerability/september-2016-security-releases/ Third Party Advisory -
Initial Analysis by [email protected]
Oct. 12, 2016
Action Type Old Value New Value Changed CPE Configuration Configuration 1 OR *cpe:2.3:a:openssl:openssl:1.0.2h:*:*:*:*:*:*:* (and previous) Configuration 1 OR *cpe:2.3:a:nodejs:node.js:6.6.0:*:*:*:*:*:*:* (and previous) Configuration 2 OR *cpe:2.3:a:openssl:openssl:1.0.2h:*:*:*:*:*:*:* (and previous) Changed Reference Type https://nodejs.org/en/blog/vulnerability/september-2016-security-releases/ No Types Assigned https://nodejs.org/en/blog/vulnerability/september-2016-security-releases/ Third Party Advisory -
CVE Modified by [email protected]
Oct. 12, 2016
Action Type Old Value New Value Added Reference https://nodejs.org/en/blog/vulnerability/september-2016-security-releases/ -
Modified Analysis by [email protected]
Sep. 16, 2016
Action Type Old Value New Value Added CPE Configuration Configuration 1 OR *cpe:2.3:a:openssl:openssl:1.0.2h:*:*:*:*:*:*:* (and previous) Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1370146 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1370146 Issue Tracking Changed Reference Type https://git.openssl.org/?p=openssl.git;a=commit;h=55d83bf7c10c7b205fffa23fa7c3977491e56c07 No Types Assigned https://git.openssl.org/?p=openssl.git;a=commit;h=55d83bf7c10c7b205fffa23fa7c3977491e56c07 Issue Tracking, Patch Added CWE CWE-787 -
Initial Analysis by [email protected]
Sep. 16, 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-2016-6303 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-2016-6303
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
28.94 }} 6.27%
score
0.96725
percentile