CVE-2016-2181

NVD - CVE-2016-2181

CVE-2016-2181 Detail

Current 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.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  7.5 HIGH
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759 Third Party Advisory 
http://rhn.redhat.com/errata/RHSA-2016-1940.html
http://www-01.ibm.com/support/docview.wss?uid=swg21995039 Third Party Advisory 
http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html Third Party Advisory 
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html Third Party Advisory 
http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html Third Party Advisory 
http://www.securityfocus.com/bid/92982 Third Party Advisory  VDB Entry 
http://www.securitytracker.com/id/1036690
http://www.splunk.com/view/SP-CAAAPSV Third Party Advisory 
http://www.splunk.com/view/SP-CAAAPUE Third Party Advisory 
https://bto.bluecoat.com/security-advisory/sa132 Third Party Advisory 
https://git.openssl.org/?p=openssl.git;a=commit;h=1fb9fdc3027b27d8eb6a1e6a846435b070980770 Issue Tracking  Patch  Third Party Advisory 
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40312 Third Party Advisory 
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:26.openssl.asc
https://www.openssl.org/news/vulnerabilities.html#y2017 Vendor Advisory 
https://www.tenable.com/security/tns-2016-16 Third Party Advisory 
https://www.tenable.com/security/tns-2016-20
https://www.tenable.com/security/tns-2016-21

Weakness Enumeration

CWE-ID CWE Name Source
CWE-189 Numeric Errors cwe source acceptance level NIST  

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Change History

19 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-2181
NVD Published Date:
09/16/2016
NVD Last Modified:
12/27/2019
Source:
MITRE