CVE-2016-8610

Description

A denial of service flaw was found in OpenSSL 0.9.8, 1.0.1, 1.0.2 through 1.0.2h, and 1.1.0 in the way the TLS/SSL protocol defined processing of ALERT packets during a connection handshake. A remote attacker could use this flaw to make a TLS/SSL server consume an excessive amount of CPU and fail to accept connections from other clients.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 69.23% Top 5%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory FreeBSD.org Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: OpenSSL OpenSSL
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/93841 third party advisory vdb entry
http://rhn.redhat.com/errata/RHSA-2017-1659.html third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2017:1658 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2017:1801 third party advisory vendor advisory
http://rhn.redhat.com/errata/RHSA-2017-0286.html third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2017:1413 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2017:2494 third party advisory vendor advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:35.openssl.asc third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2017:1414 third party advisory vendor advisory
http://seclists.org/oss-sec/2016/q4/224 third party advisory mailing list
http://rhn.redhat.com/errata/RHSA-2017-0574.html third party advisory vendor advisory
https://www.debian.org/security/2017/dsa-3773 third party advisory vendor advisory
http://rhn.redhat.com/errata/RHSA-2017-1415.html third party advisory vendor advisory
http://www.securitytracker.com/id/1037084 third party advisory vdb entry
https://access.redhat.com/errata/RHSA-2017:1802 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2017:2493 third party advisory vendor advisory
https://www.oracle.com/security-alerts/cpuapr2020.html third party advisory patch
https://www.oracle.com/security-alerts/cpujul2020.html third party advisory patch
https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html third party advisory patch
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html third party advisory patch
https://www.oracle.com/security-alerts/cpujan2020.html third party advisory patch
https://security.netapp.com/advisory/ntap-20171130-0001/ third party advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8610 patch third party advisory issue tracking
https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commit%3Bh=af58be768ebb690f78530f796e92b8ae5c9a4401 broken link
https://security.360.cn/cve/CVE-2016-8610/ third party advisory
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03897en_us third party advisory
https://security.paloaltonetworks.com/CVE-2016-8610 third party advisory
https://www.oracle.com/security-alerts/cpuoct2020.html third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2016-8610?
CVE-2016-8610 has been scored as a high severity vulnerability.
How to fix CVE-2016-8610?
To fix CVE-2016-8610, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-8610 being actively exploited in the wild?
It is possible that CVE-2016-8610 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~69% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2016-8610?
CVE-2016-8610 affects OpenSSL OpenSSL.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.