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.
http://rhn.redhat.com/errata/RHSA-2017-0286.html
http://rhn.redhat.com/errata/RHSA-2017-0574.html
http://rhn.redhat.com/errata/RHSA-2017-1415.html
http://rhn.redhat.com/errata/RHSA-2017-1659.html
http://seclists.org/oss-sec/2016/q4/224
http://www.securityfocus.com/bid/93841
http://www.securitytracker.com/id/1037084
https://access.redhat.com/errata/RHSA-2017:1413
https://access.redhat.com/errata/RHSA-2017:1414
https://access.redhat.com/errata/RHSA-2017:1658
https://access.redhat.com/errata/RHSA-2017:1801
https://access.redhat.com/errata/RHSA-2017:1802
https://access.redhat.com/errata/RHSA-2017:2493
https://access.redhat.com/errata/RHSA-2017:2494
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8610
https://git.openssl.org/gitweb/?p=openssl.git;a=commit;h=af58be768ebb690f78530f796e92b8ae5c9a4401
https://security.360.cn/cve/CVE-2016-8610/
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:35.openssl.asc
https://security.netapp.com/advisory/ntap-20171130-0001/
https://security.paloaltonetworks.com/CVE-2016-8610
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03897en_us
https://www.debian.org/security/2017/dsa-3773
https://www.oracle.com/security-alerts/cpuapr2020.html
https://www.oracle.com/security-alerts/cpujan2020.html
https://www.oracle.com/security-alerts/cpujul2020.html
https://www.oracle.com/security-alerts/cpuoct2020.html
https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
Source: MITRE
Published: 2017-11-13
Updated: 2020-10-20
Type: CWE-400
Base Score: 5
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 3.9
Severity: HIGH