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 cause a denial of servi...
HighCVSS 7.5
EPSS 27.8%
- Published
- Updated
- Exploit status
- No public exploit known
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
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/openssl(Debian:12) | < 1.0.2i-1 | 1.0.2i-1 |
| debian/openssl(Debian:13) | < 1.0.2i-1 | 1.0.2i-1 |
| debian/openssl(Debian:14) | < 1.0.2i-1 | 1.0.2i-1 |
| OpenSSL | = 1.0.1 | No fix listed |
| OpenSSL | = 1.0.1a | No fix listed |
| OpenSSL | = 1.0.1b | No fix listed |
| OpenSSL | = 1.0.1c | No fix listed |
| OpenSSL | = 1.0.1d | No fix listed |
| OpenSSL | = 1.0.1e | No fix listed |
| OpenSSL | = 1.0.1f | No fix listed |
| OpenSSL | = 1.0.1g | No fix listed |
| OpenSSL | = 1.0.1h | No fix listed |
| OpenSSL | = 1.0.1i | No fix listed |
| OpenSSL | = 1.0.1j | No fix listed |
| OpenSSL | = 1.0.1k | No fix listed |
| OpenSSL | = 1.0.1l | No fix listed |
| OpenSSL | = 1.0.1m | No fix listed |
| OpenSSL | = 1.0.1n | No fix listed |
| OpenSSL | = 1.0.1o | No fix listed |
| OpenSSL | = 1.0.1p | No fix listed |
| OpenSSL | = 1.0.1q | No fix listed |
| OpenSSL | = 1.0.1r | No fix listed |
| OpenSSL | = 1.0.1s | No fix listed |
| OpenSSL | = 1.0.1t | No fix listed |
| OpenSSL | = 1.0.2 | No fix listed |
Show 19 more
| Product | Affected versions | Fixed in |
|---|---|---|
| OpenSSL | = 1.0.2a | No fix listed |
| OpenSSL | = 1.0.2b | No fix listed |
| OpenSSL | = 1.0.2c | No fix listed |
| OpenSSL | = 1.0.2d | No fix listed |
| OpenSSL | = 1.0.2e | No fix listed |
| OpenSSL | = 1.0.2f | No fix listed |
| OpenSSL | = 1.0.2g | No fix listed |
| OpenSSL | = 1.0.2h | No fix listed |
| oracle linux | = 6 | No fix listed |
| oracle linux | = 7 | No fix listed |
| oracle solaris | = 10 | No fix listed |
| oracle solaris | = 11.3 | No fix listed |
| alpine/openssl(Alpine:v3.2) | < 1.0.2h-r3 | 1.0.2h-r3 |
| alpine/openssl(Alpine:v3.3) | < 1.0.2h-r3 | 1.0.2h-r3 |
| alpine/openssl(Alpine:v3.4) | < 1.0.2h-r3 | 1.0.2h-r3 |
| alpine/openssl(Alpine:v3.5) | < 1.0.2h-r3 | 1.0.2h-r3 |
| alpine/openssl(Alpine:v3.6) | < 1.0.2h-r3 | 1.0.2h-r3 |
| alpine/openssl(Alpine:v3.7) | < 1.0.2h-r3 | 1.0.2h-r3 |
| alpine/openssl(Alpine:v3.8) | < 1.0.2h-r3 | 1.0.2h-r3 |
References
- Debian Security Tracker CVE-2016-6302 vendor-advisory
- kb.juniper.net third-party-advisory
- RHSA-2016:1940 vendor-advisory
- www-01.ibm.com third-party-advisory
- www.oracle.com
- www.oracle.com
- www.oracle.com
- www.oracle.com patch third-party-advisory
- www.oracle.com
- www.oracle.com patch third-party-advisory
- www.oracle.com patch third-party-advisory
- www.oracle.com patch third-party-advisory
- 92628 third-party-advisory vdb-entry
- 1036885 vdb-entry
- www.splunk.com third-party-advisory
- www.splunk.com third-party-advisory
- RHSA-2018:2185 vendor-advisory
- RHSA-2018:2186 vendor-advisory
- RHSA-2018:2187 vendor-advisory
- bto.bluecoat.com third-party-advisory
- cert-portal.siemens.com
- git.openssl.org
- kb.pulsesecure.net third-party-advisory
- FreeBSD-SA-16:26 vendor-advisory
- www.tenable.com third-party-advisory
- www.tenable.com
- www.tenable.com
- security.alpinelinux.org vendor-advisory