Description
The tls_decrypt_ticket function in ssl/t1_lib.c in OpenSSL before 1.1.0 does not consider the HMAC size during validation of the ticket length, which allows remote attackers to cause a denial of service via a ticket that is too short.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://www.tenable.com/security/tns-2016-20 ↗
- https://access.redhat.com/errata/RHSA-2018:2185 ↗
- https://access.redhat.com/errata/RHSA-2018:2186 ↗
- 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 ↗
- http://www.securityfocus.com/bid/92628 ↗
- https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40312 ↗
- https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=e97763c92c655dcf4af2860b3abd2bc4c8a267f9 ↗
- http://www.splunk.com/view/SP-CAAAPSV ↗
- http://www-01.ibm.com/support/docview.wss?uid=swg21995039 ↗
- http://www.securitytracker.com/id/1036885 ↗
- 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.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html ↗
- http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html ↗
- http://www.oracle.com/technetwork/topics/security/bulletinoct2016-3090566.html ↗
- 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 ↗
- https://access.redhat.com/errata/RHSA-2018:2187 ↗
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759 ↗
- https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf ↗