High severity7.5NVD Advisory· Published Sep 16, 2016· Updated Jun 17, 2026
CVE-2016-6302
CVE-2016-6302
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
57cpe:2.3:a:openssl:openssl:1.0.1:*:*:*:*:*:*:*+ 30 more
- cpe:2.3:a:openssl:openssl:1.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1a:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1b:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1c:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1d:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1e:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1f:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1g:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1h:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1i:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1j:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1k:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1l:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1m:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1n:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1o:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1p:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1q:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1r:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1s:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1t:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2a:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2b:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2c:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2d:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2e:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2f:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2g:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2h:*:*:*:*:*:*:*
- (no CPE)range: <1.1.0
cpe:2.3:o:oracle:linux:6:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:oracle:linux:6:*:*:*:*:*:*:*
- cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:*
cpe:2.3:o:oracle:solaris:10:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:oracle:solaris:10:*:*:*:*:*:*:*
- cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:*
- osv-coords22 versionspkg:rpm/opensuse/openssl-1_1&distro=openSUSE%20Tumbleweedpkg:rpm/suse/compat-openssl098&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/compat-openssl098&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2012pkg:rpm/suse/compat-openssl098&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/openssl1&distro=SUSE%20Linux%20Enterprise%20Server%2011-SECURITYpkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSSpkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-TERADATApkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1pkg:rpm/suse/openssl&distro=SUSE%20Manager%202.1pkg:rpm/suse/openssl&distro=SUSE%20Manager%20Proxy%202.1pkg:rpm/suse/openssl&distro=SUSE%20OpenStack%20Cloud%205pkg:rpm/suse/openssl&distro=SUSE%20Studio%20Onsite%201.3
< 1.1.1l-1.2+ 21 more
- (no CPE)range: < 1.1.1l-1.2
- (no CPE)range: < 0.9.8j-102.1
- (no CPE)range: < 0.9.8j-102.1
- (no CPE)range: < 0.9.8j-102.1
- (no CPE)range: < 1.0.1g-0.52.1
- (no CPE)range: < 1.0.1i-52.1
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 1.0.1i-52.1
- (no CPE)range: < 1.0.1i-27.21.1
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 1.0.1i-27.21.1
- (no CPE)range: < 1.0.1i-52.1
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 1.0.1i-52.1
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 0.9.8j-0.102.2
Patches
Vulnerability mechanics
References
26- www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.htmlnvdPatchThird Party Advisory
- www.oracle.com/technetwork/topics/security/bulletinoct2016-3090566.htmlnvdPatchThird Party Advisory
- www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.htmlnvdPatchThird Party Advisory
- www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.htmlnvdPatchThird Party Advisory
- kb.juniper.net/InfoCenter/indexnvdThird Party Advisory
- www-01.ibm.com/support/docview.wssnvdThird Party Advisory
- www.securityfocus.com/bid/92628nvdThird Party AdvisoryVDB Entry
- www.splunk.com/view/SP-CAAAPSVnvdThird Party Advisory
- www.splunk.com/view/SP-CAAAPUEnvdThird Party Advisory
- bto.bluecoat.com/security-advisory/sa132nvdThird Party Advisory
- kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40312nvdThird Party Advisory
- www.tenable.com/security/tns-2016-16nvdThird Party Advisory
- rhn.redhat.com/errata/RHSA-2016-1940.htmlnvd
- www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.htmlnvd
- www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.htmlnvd
- www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.htmlnvd
- www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.htmlnvd
- www.securitytracker.com/id/1036885nvd
- access.redhat.com/errata/RHSA-2018:2185nvd
- access.redhat.com/errata/RHSA-2018:2186nvd
- access.redhat.com/errata/RHSA-2018:2187nvd
- cert-portal.siemens.com/productcert/pdf/ssa-412672.pdfnvd
- git.openssl.orgnvd
- security.freebsd.org/advisories/FreeBSD-SA-16:26.openssl.ascnvd
- www.tenable.com/security/tns-2016-20nvd
- www.tenable.com/security/tns-2016-21nvd
News mentions
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