Security Bulletin: IBM Flex System Manager (FSM) is affected by multiple vulnerabilities from Apache HTTP server (CVE-2015-1283, CVE-2015-3183)

Summary

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

Vulnerability Details

CVEID: CVE-2015-1283** *DESCRIPTION: Multiple integer overflows in the XML_GetBuffer function in Expat through 2.1.0, as used in Google Chrome before 44.0.2403.89 and other products, allow remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via crafted XML data, a related issue to CVE-2015-2716.
CVSS Base Score: 6.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/104964 for the current score
CVSS Environmental Score: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L)

CVEID: CVE-2015-3183** *DESCRIPTION: Apache HTTP Server is vulnerable to HTTP request smuggling, caused by a chunk header parsing flaw in the apr_brigade_flatten() function. By sending a specially-crafted request in a malformed chunked header to the Apache HTTP server, an attacker could exploit this vulnerability to poison the web cache, bypass web application firewall protection, and conduct XSS attacks.
CVSS Base Score: 6.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/104844 for the current score
CVSS Environmental Score: Undefined
CVSS Vector: (AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)

Affected Products and Versions

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

Remediation/Fixes

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

Warning: Agents older than version 6.3.5 must be updated using the Technote listed in these Remediation plans before this FSM fix is installed or you will permanently lose contact with the endpoint with agents older than version 6.3.5

Product |

VRMF |

APAR |

Remediation
—|—|—|—
Flex System Manager|

1.3.4.x |

IT11636 | Verify the required Java updates have been completed, then install fsmfix1.3.4.0_IT11636_IT12081_IT12596_IT12597_IT12599_IT12601_IT12602

Instructions for verifying installation of the Java updates can be found in the “Confirm the fixes were applied properly” section of Technote 761981453

Flex System Manager|

1.3.3.x |

IT11636 | Verify the required Java updates have been completed, then install fsmfix1.3.3.0_IT11636_IT12081_IT12596_IT12597_IT12599_IT12601_IT12602

Instructions for verifying installation of the Java updates can be found in the “Confirm the fixes were applied properly” section of Technote 736218441

Flex System Manager|

1.3.2.x |

IT11636 | Verify the required Java updates have been completed, then install fsmfix1.3.2.0_IT11636_IT12081_IT12596_IT12597_IT12599_IT12601_IT12602

Instructions for verifying installation of the Java updates can be found in the “Confirm the fixes were applied properly” section of Technote 736218441

Flex System Manager|

1.3.1.x |

IT11636 | IBM recommends upgrading to a fixed, supported version/release and following the appropriate remediation for all vulnerabilities.
Flex System Manager|

1.3.0.x |

IT11636 | IBM recommends upgrading to a fixed, supported version/release and following the appropriate remediation for all vulnerabilities.
Flex System Manager|

1.2.x.x |

IT11636 | IBM recommends upgrading to a fixed, supported version/release and following the appropriate remediation for all vulnerabilities.
Flex System Manager|

1.1.x.x |

IT11636 | IBM recommends upgrading to a fixed, supported version/release and following the appropriate remediation for all vulnerabilities.

Workarounds and Mitigations

None