7.5
HIGH
CVE-2016-2181
OpenSSL DTLS Anti-Replay Vulnerability (Denial of Service)
Description
The Anti-Replay feature in the DTLS implementation in OpenSSL before 1.1.0 mishandles early use of a new epoch number in conjunction with a large sequence number, which allows remote attackers to cause a denial of service (false-positive packet drops) via spoofed DTLS records, related to rec_layer_d1.c and ssl3_record.c.
INFO
Published Date :
Sept. 16, 2016, 5:59 a.m.
Last Modified :
Nov. 7, 2023, 2:31 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2016-2181 has a 2 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-2016-2181.
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
Updated: 1 week, 5 days ago
5 stars
0 fork
0 watcher
Born at : Feb. 23, 2023, 5:42 a.m.
This repo has been linked 455 different CVEs too.
Code used to CVE check Alpine based images
Shell
Updated: 1 year, 9 months ago
10 stars
0 fork
0 watcher
Born at : May 6, 2017, 9:13 p.m.
This repo has been linked 60 different CVEs too.
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2016-2181 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2016-2181 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.
-
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=1fb9fdc3027b27d8eb6a1e6a846435b070980770 [No types assigned] Removed Reference Red Hat, Inc. https://git.openssl.org/?p=openssl.git;a=commit;h=1fb9fdc3027b27d8eb6a1e6a846435b070980770 -
CVE Modified by [email protected]
Dec. 13, 2022
Action Type Old Value New Value Added Reference https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf [No Types Assigned] -
CVE Modified by [email protected]
Nov. 17, 2021
Action Type Old Value New Value Added Reference http://www.ubuntu.com/usn/USN-3087-2 [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00023.html [No Types Assigned] Added Reference https://kc.mcafee.com/corporate/index?page=content&id=SB10215 [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00011.html [No Types Assigned] Added Reference http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20170322-01-openssl-en [No Types Assigned] Added Reference http://www.ubuntu.com/usn/USN-3087-1 [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00031.html [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00005.html [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00011.html [No Types Assigned] Added Reference http://seclists.org/fulldisclosure/2017/Jul/31 [No Types Assigned] Added Reference http://www.debian.org/security/2016/dsa-3673 [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00024.html [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00010.html [No Types Assigned] Added Reference https://support.f5.com/csp/article/K59298921 [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00029.html [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00022.html [No Types Assigned] Added Reference https://www.arista.com/en/support/advisories-notices/security-advisories/1749-security-advisory-24 [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00012.html [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00032.html [No Types Assigned] -
CVE Modified by [email protected]
Nov. 10, 2021
Action Type Old Value New Value Removed Reference http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00022.html [No Types Assigned] Removed Reference http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00023.html [No Types Assigned] Removed Reference http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00024.html [No Types Assigned] Removed Reference http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00031.html [No Types Assigned] Removed Reference http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00005.html [No Types Assigned] Removed Reference http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00011.html [No Types Assigned] Removed Reference http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00012.html [No Types Assigned] Removed Reference http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00029.html [No Types Assigned] Removed Reference http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00010.html [No Types Assigned] Removed Reference http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00011.html [No Types Assigned] Removed Reference http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00032.html [No Types Assigned] Removed Reference http://seclists.org/fulldisclosure/2017/Jul/31 [No Types Assigned] Removed Reference http://www.debian.org/security/2016/dsa-3673 [No Types Assigned] Removed Reference http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20170322-01-openssl-en [No Types Assigned] Removed Reference http://www.ubuntu.com/usn/USN-3087-1 [No Types Assigned] Removed Reference http://www.ubuntu.com/usn/USN-3087-2 [No Types Assigned] Removed Reference https://kc.mcafee.com/corporate/index?page=content&id=SB10215 [No Types Assigned] Removed Reference https://support.f5.com/csp/article/K59298921 [No Types Assigned] Removed Reference https://www.arista.com/en/support/advisories-notices/security-advisories/1749-security-advisory-24 [No Types Assigned] -
CVE Modified by [email protected]
Nov. 08, 2021
Action Type Old Value New Value Removed Reference https://www.openssl.org/news/vulnerabilities.html#y2017 [Vendor Advisory] Added Reference http://www.ubuntu.com/usn/USN-3087-2 [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00023.html [No Types Assigned] Added Reference https://kc.mcafee.com/corporate/index?page=content&id=SB10215 [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00011.html [No Types Assigned] Added Reference http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20170322-01-openssl-en [No Types Assigned] Added Reference http://www.ubuntu.com/usn/USN-3087-1 [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00031.html [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00005.html [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00011.html [No Types Assigned] Added Reference http://seclists.org/fulldisclosure/2017/Jul/31 [No Types Assigned] Added Reference http://www.debian.org/security/2016/dsa-3673 [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00024.html [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00010.html [No Types Assigned] Added Reference https://support.f5.com/csp/article/K59298921 [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00029.html [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00022.html [No Types Assigned] Added Reference https://www.arista.com/en/support/advisories-notices/security-advisories/1749-security-advisory-24 [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00012.html [No Types Assigned] Added Reference http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00032.html [No Types Assigned] -
CPE Deprecation Remap by [email protected]
Dec. 27, 2019
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:o:oracle:linux:7.0:*:*:*:*:*:*:* OR *cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:* -
CPE Deprecation Remap by [email protected]
Dec. 27, 2019
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:o:oracle:linux:6.0:*:*:*:*:*:*:* OR *cpe:2.3:o:oracle:linux:6:*:*:*:*:*:*:* -
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]
Jan. 05, 2018
Action Type Old Value New Value Added Reference http://rhn.redhat.com/errata/RHSA-2016-1940.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. 16, 2017
Action Type Old Value New Value Added Reference http://www.securitytracker.com/id/1036690 [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] -
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 http://www.securityfocus.com/bid/92982 No Types Assigned http://www.securityfocus.com/bid/92982 Third Party Advisory, VDB Entry Changed Reference Type http://www.splunk.com/view/SP-CAAAPUE No Types Assigned http://www.splunk.com/view/SP-CAAAPUE Third Party Advisory Changed Reference Type https://git.openssl.org/?p=openssl.git;a=commit;h=1fb9fdc3027b27d8eb6a1e6a846435b070980770 Issue Tracking, Patch https://git.openssl.org/?p=openssl.git;a=commit;h=1fb9fdc3027b27d8eb6a1e6a846435b070980770 Third Party Advisory, Issue Tracking, Patch Changed Reference Type http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html No Types Assigned http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html 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-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 http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html No Types Assigned http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html Third Party Advisory Changed Reference Type http://www.splunk.com/view/SP-CAAAPSV No Types Assigned http://www.splunk.com/view/SP-CAAAPSV Third Party Advisory 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/vulnerabilities.html#y2017 [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:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:o:oracle:linux:6.0:*:*:*:*:*:*:* *cpe:2.3:o:oracle:linux:7.0:*:*:*:*:*:*:* -
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]
Dec. 24, 2016
Action Type Old Value New Value Added Reference http://www.splunk.com/view/SP-CAAAPUE [No Types Assigned] Added Reference http://www.splunk.com/view/SP-CAAAPSV [No Types Assigned] -
CVE Modified by [email protected]
Nov. 28, 2016
Action Type Old Value New Value Added Reference http://www.securityfocus.com/bid/92982 [No Types Assigned] -
CVE Modified by [email protected]
Oct. 27, 2016
Action Type Old Value New Value Added Reference http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html Added Reference http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html -
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. 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:N/I:N/A:P) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://git.openssl.org/?p=openssl.git;a=commit;h=1fb9fdc3027b27d8eb6a1e6a846435b070980770 No Types Assigned https://git.openssl.org/?p=openssl.git;a=commit;h=1fb9fdc3027b27d8eb6a1e6a846435b070980770 Issue Tracking, Patch Added CWE CWE-189 -
Initial Analysis by [email protected]
Sep. 16, 2016
Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity
being observed over the next 30 days. Following chart shows the EPSS
score history of the vulnerability.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2016-2181 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-2016-2181
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
59.03 }} -1.45%
score
0.97772
percentile
CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability