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High severity · published Sep 16, 2016
CVE-2016-6302
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…
7.5
CVSS
27.8%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)27.8% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Linux · Oracle
6; 7 · source: NVD
OP
Openssl · Openssl
1.0.1; 1.0.1a; 1.0.1b; 1.0.1c; 1.0.1d; 1.0.1e; +24 more · source: NVD
SO
Solaris · Oracle
10; 11.3 · source: NVD
Affected product
OP
Openssl
Openssl
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-6302
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-6302
Third Party Advisory
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759
rhn.redhat.com
http://rhn.redhat.com/errata/RHSA-2016-1940.html
Third Party Advisory
http://www-01.ibm.com/support/docview.wss?uid=swg21995039
www.oracle.com
http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html
www.oracle.com
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
www.oracle.com
http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
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