PowerKVM is affected by several vulnerabilities in Kerberos (krb5).
CVEID: CVE-2014-5352**
DESCRIPTION:** MIT krb5 could allow a remote authenticated attacker to execute arbitrary code on the system, caused by a double-free error in gss_process_context_token(). An attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base Score: 9
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/100842 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:S/C:C/I:C/A:C)
CVEID: CVE-2014-9421**
DESCRIPTION:** MIT krb5 could allow a remote authenticated attacker to execute arbitrary code on the system, caused by a double-free error in the kadmind daemon. An attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base Score: 9
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/100841 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:S/C:C/I:C/A:C)
CVEID: CVE-2014-9422**
DESCRIPTION:** MIT krb5 could allow a remote authenticated attacker to bypass security restrictions, caused by the acceptance of authentications to two-component server principals. An attacker could exploit this vulnerability to impersonate arbitrary users.
CVSS Base Score: 6.1
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/100840 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:H/Au:S/C:P/I:P/A:C)
CVEID: CVE-2014-9423**
DESCRIPTION:** MIT krb5 could allow a remote attacker to obtain sensitive information, caused by the leak of 4-byte or 8-byte portions of uninitialized memory to the network by the libgssrpc application. An attacker could exploit this vulnerability to obtain sensitive information.
CVSS Base Score: 5
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/100839 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:N)
Effective CVSS Score: 9.00
PowerKVM 2.1
Fix is made available via Fix Central in Build 40 and all later builds and fix packs. For systems currently running fix levels of PowerKVM prior to 2.1.1, please see the README at <http://delivery04.dhe.ibm.com/sar/CMA/OSA/04xig/0/README> for prerequisite fixes and instructions.
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