Null pointer dereference

The ksslkeytabisavailable function in ssl/kssl.c in OpenSSL before 0.9.8n, when Kerberos is enabled but Kerberos configuration files cannot be opened, does not check a certain return value, which allows remote attackers to cause a denial of service NULL pointer dereference and daemon crash via SS...

CVE-2010-0433

The ksslkeytabisavailable function in ssl/kssl.c in OpenSSL before 0.9.8n, when Kerberos is enabled but Kerberos configuration files cannot be opened, does not check a certain return value, which allows remote attackers to cause a denial of service NULL pointer dereference and daemon crash via SS...

CVE-2010-0433

CVE-2010-0433 affects OpenSSL before 0.9.8n. In kssl_keytab_is_available (ssl/kssl.c), when Kerberos is enabled but Kerberos config files cannot be opened, the code does not check a certain return value, enabling a remote attacker to cause a denial of service via SSL cipher negotiation (NULL poin...

Multiple MacOS X security vulnerabilities

Apple Type Services server font processing buffer overflow. ftpd may allow arbitrary users to determine account name validity. CFNetwork may allow arbitrary FTP commands to be executed via a crafted FTP URI. Security Framework Secure Transport may not negotiate the best cipher available. PPP driv...

Ubuntu 4.10 / 5.04 : apache2, libapache-mod-ssl vulnerabilities (USN-177-1)

Apache did not honour the 'SSLVerifyClient require' directive within a block if the surrounding block contained a directive 'SSLVerifyClient optional'. This allowed clients to bypass client certificate validation on servers with the above configuration. CAN-2005-2700 Filip Sneppe discovered a...

USN-177-1: Apache 2 vulnerabilities

Apache did not honour the "SSLVerifyClient require" directive within a block if the surrounding block contained a directive "SSLVerifyClient optional". This allowed clients to bypass client certificate validation on servers with the above configuration. CAN-2005-2700 Filip Sneppe discovered a...