2
0
mirror of https://github.com/xcat2/xcat-core.git synced 2025-05-22 03:32:04 +00:00
xcat-core/docs/source/security/2016/20160301_openssl.rst

69 lines
2.4 KiB
ReStructuredText

2016-03-01 - OpenSSL Vulnerabilities (DROWN)
============================================
*March 1, 2016* OpenSSL announced the following security advisories: https://www.openssl.org/news/secadv/20160301.txt
Advisory CVEs
-------------
* CVE-2016-0800 - **Cross-protocol attack on TLS using SSLv2 (DROWN)** (Severity:High)
This issue affects OpenSSL versions 1.0.1 and 1.0.2.
OpenSSL 1.0.2 users should upgrade to 1.0.2g
OpenSSL 1.0.1 users should upgrade to 1.0.1s
* CVE-2016-0705 - **Double-free in DSA code** (Severity:Low)
This issue affects OpenSSL versions 1.0.2 and 1.0.1.
OpenSSL 1.0.2 users should upgrade to 1.0.2g
OpenSSL 1.0.1 users should upgrade to 1.0.1s
* CVE-2016-0798 - **Memory leak in SRP database lookups** (Severity:Low)
This issue affects OpenSSL versions 1.0.2 and 1.0.1.
OpenSSL 1.0.2 users should upgrade to 1.0.2g
OpenSSL 1.0.1 users should upgrade to 1.0.1s
* CVE-2016-0797 - **BN_hex2bn/BN_dec2bn NULL pointer deref/heap corruption** (Severity:Low)
This issue affects OpenSSL versions 1.0.2 and 1.0.1.
OpenSSL 1.0.2 users should upgrade to 1.0.2g
OpenSSL 1.0.1 users should upgrade to 1.0.1s
* CVE-2016-0797 - **Fix memory issues in BIO_*printf functions** (Severity:Low)
This issue affects OpenSSL versions 1.0.2 and 1.0.1.
OpenSSL 1.0.2 users should upgrade to 1.0.2g
OpenSSL 1.0.1 users should upgrade to 1.0.1s
* CVE-2016-0702 - **Side channel attack on modular exponentiation** (Severity:Low)
This issue affects OpenSSL versions 1.0.2 and 1.0.1.
OpenSSL 1.0.2 users should upgrade to 1.0.2g
OpenSSL 1.0.1 users should upgrade to 1.0.1s
* CVE-2016-0703 - **Divide-and-conquer session key recovery in SSLv2** (Severity:High)
This issue affected OpenSSL versions 1.0.2, 1.0.1l, 1.0.0q, 0.9.8ze and all earlier versions. It was fixed in OpenSSL 1.0.2a, 1.0.1m, 1.0.0r and 0.9.8zf
* CVE-2016-0704 - **Bleichenbacher oracle in SSLv2** (Severity:Moderate)
This issue affected OpenSSL versions 1.0.2, 1.0.1l, 1.0.0q, 0.9.8ze and all earlier versions. It was fixed in OpenSSL 1.0.2a, 1.0.1m, 1.0.0r and 0.9.8zf
Action
------
xCAT uses OpenSSL for client-server communication but **does not** ship it. Regarding CVE-2016-0800, xCAT also does not use SSLv2 layer but uses the newer TLS transport layer security.
It is recommended to keep your OpenSSL levels up-to-date with the indicated versions in the security bulletins to prevent any potential security threats.