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Status published
High
CVE-2016-2181
The Anti-Replay feature in the DTLS implementation in OpenSSL before...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.securityfocus.com/bid/92982
- https://www.tenable.com/security/tns-2016-20
- http://www.splunk.com/view/SP-CAAAPUE
- http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
- http://rhn.redhat.com/errata/RHSA-2016-1940.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html
- https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40312
- http://www.splunk.com/view/SP-CAAAPSV
- http://www-01.ibm.com/support/docview.wss?uid=swg21995039
- http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
- https://www.tenable.com/security/tns-2016-16
- https://www.tenable.com/security/tns-2016-21
- http://www.securitytracker.com/id/1036690
- http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
- http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html
- https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=1fb9fdc3027b27d8eb6a1e6a846435b070980770
- http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html
- https://bto.bluecoat.com/security-advisory/sa132
- http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
- https://security.FreeBSD.org/advisories/FreeBSD-SA-16:26.openssl.asc
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759
- https://kc.mcafee.com/corporate/index?page=content&id=SB10215
- http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00011.html
- http://www.ubuntu.com/usn/USN-3087-1
- http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00012.html
- http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00029.html
- http://www.ubuntu.com/usn/USN-3087-2
- http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00010.html
- http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00031.html
- http://seclists.org/fulldisclosure/2017/Jul/31
- http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00005.html
- https://support.f5.com/csp/article/K59298921
- http://www.debian.org/security/2016/dsa-3673
- http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00023.html
- http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00032.html
- http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00022.html
- http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00011.html
- http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00024.html
- http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20170322-01-openssl-en
- https://www.arista.com/en/support/advisories-notices/security-advisories/1749-security-advisory-24
- https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf
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Affected Vendor
openssl
View all reports →Affected Software
openssl, linux
Vulnerable Versions:
1.0.1, 1.0.1a, 1.0.1b, 1.0.1c, 1.0.1d, 1.0.1e, 1.0.1f, 1.0.1g, 1.0.1h, 1.0.1i, 1.0.1j, 1.0.1k, 1.0.1l, 1.0.1m, 1.0.1n, 1.0.1o, 1.0.1p, 1.0.1q, 1.0.1r, 1.0.1s, 1.0.1t, 1.0.2, 1.0.2a, 1.0.2b, 1.0.2c, 1.0.2d, 1.0.2e, 1.0.2f, 1.0.2g, 1.0.2h, 6, 7
Timeline
Official Publish:
September 16th, 2016
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.