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Security Bulletin: Multiple vulnerabilities in php5 affect IBM Flex System Manager (FSM) (CVE-2015-6836, CVE-2015-6837, CVE-2015-6838)

Security Bulletin


Summary

Multiple security vulnerabilities have been discovered in php5 that is embedded in the IBM FSM. This bulletin addresses these vulnerabilities.

Vulnerability Details

CVEID: CVE-2015-6836
DESCRIPTION:
PHP could allow a remote attacker to execute arbitrary code on the system, caused by a type confusion error in the SOAP serialize_function_call() function. An attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base Score: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/106365 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)

CVEID: CVE-2015-6837
DESCRIPTION:
PHP could allow a remote attacker to execute arbitrary code on the system, caused by a NULL pointer dereference error. By sending specially crafted XSLT data, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base Score: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/106366 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)

CVEID: CVE-2015-6838
DESCRIPTION:
PHP could allow a remote attacker to execute arbitrary code on the system, caused by a NULL pointer dereference error. By sending specially crafted XSLT data, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base Score: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/106367 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)

Affected Products and Versions

Flex System Manager 1.3.4.x
Flex System Manager 1.3.3.x
Flex System Manager 1.3.2.x
Flex System Manager 1.3.1.x
Flex System Manager 1.3.0.x
Flex System Manager 1.2.x.x
Flex System Manager 1.1.x.x

Remediation/Fixes

IBM recommends updating the FSM using the instructions referenced in this table.

      Product
      VRMF
      APAR
      Remediation
Flex System Manager
      1.3.4.x
IT14622
Install fsmfix_1.3.4.0_IT14622_IT14623_IT14624
Flex System Manager
      1.3.3.x
IT14622
Install fsmfix_1.3.3.0_IT14622_IT14623_IT14624
Flex System Manager
      1.3.2.x
IT14622
Install fsmfix_1.3.2.0_IT14622_IT14623_IT14624
Flex System Manager
      1.3.1.x
IT14622
IBM recommends upgrading to a fixed, supported version/release and following the appropriate remediation for all vulnerabilities.
Flex System Manager
      1.3.0.x
IT14622
IBM recommends upgrading to a fixed, supported version/release and following the appropriate remediation for all vulnerabilities.
Flex System Manager
      1.2.x.x
IT14622
IBM recommends upgrading to a fixed, supported version/release and following the appropriate remediation for all vulnerabilities.
Flex System Manager
      1.1.x.x
IT14622
IBM recommends upgrading to a fixed, supported version/release and following the appropriate remediation for all vulnerabilities.

Workarounds and Mitigations

None

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References

Related information

Change History

25 April 2016 : Original version published

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

Document information

More support for: Flex System Manager Node

Version: Version Independent

Operating system(s): Linux

Reference #: T1023641

Modified date: 25 April 2016