The ssl_get_algorithm2 function in ssl/s3_lib.c in OpenSSL before 1.0.2 obtains a certain version number from an incorrect data structure, which allows remote attackers to cause a denial of service (daemon crash) via crafted traffic from a TLS 1.2 client.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2013-6449 from the MITRE CVE dictionary dictionary and NIST NVD.
This issue did not affect the versions of openssl as shipped with Red Hat Enterprise Linux 5 and earlier.
Base Score | 5 |
---|---|
Base Metrics | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Access Vector | Network |
Access Complexity | Low |
Authentication | None |
Confidentiality Impact | None |
Integrity Impact | None |
Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Platform | Errata | Release Date |
---|---|---|
Red Hat Enterprise Linux 6 (openssl) | RHSA-2014:0015 | 2014-01-08 |
RHEV Hypervisor for RHEL-6 (rhev-hypervisor6) | RHSA-2014:0041 | 2014-01-21 |
Platform | Package | State |
---|---|---|
Red Hat JBoss EWS 2 | openssl | Not affected |
Red Hat JBoss EWS 1 | openssl | Not affected |
Red Hat JBoss EAP 6 | openssl | Not affected |
Red Hat JBoss EAP 5 | openssl | Not affected |
Red Hat Enterprise Linux 7 | openssl098e | Not affected |
Red Hat Enterprise Linux 7 | openssl | Not affected |
Red Hat Enterprise Linux 6 | openssl098e | Not affected |
Red Hat Enterprise Linux 5 | openssl | Not affected |
Red Hat Enterprise Linux 5 | openssl097a | Not affected |
Red Hat Enterprise Linux 4 | openssl | Not affected |
Red Hat Enterprise Linux 3 | openssl | Not affected |