Security Bulletin: Multiple vulnerabilities in tiff affect IBM Flex System Manager(FSM)

Created by Vern Yetzer on Fri, 05/13/2016 - 17:02

Security Bulletin

Summary

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

Vulnerability Details

CVEID: CVE-2015-8783
DESCRIPTION: LibTIFF is vulnerable to a denial of service, caused by an out-of-bounds read in tif_luv.c. A remote attacker could exploit this vulnerability using specially-crafted TIFF images to cause the application to crash.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110372 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2015-8782
DESCRIPTION: LibTIFF is vulnerable to a denial of service, caused by an out-of-bounds write in tif_luv.c. A remote attacker could exploit this vulnerability using specially-crafted TIFF images to cause the application to crash.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110371 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2015-8781
DESCRIPTION: LibTIFF is vulnerable to a denial of service, caused by an out-of-bounds write in tif_luv.c. A remote attacker could exploit this vulnerability using specially-crafted LogL compressed TIFF images to cause the application to crash.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110369 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2015-7554
DESCRIPTION: LibTIFF could allow a remote attacker to bypass security restrictions, caused by an error in field_passcount variable. By sending a specially-crafted request, an attacker could exploit this vulnerability to write data.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/109280 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

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

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	IT15245	Install fsmfix_1.3.4.0_IT12598_IT15244_IT15245
Flex System Manager	1.3.3.x	IT15245	Install fsmfix_1.3.3.0_IT12598_IT15244_IT15245
Flex System Manager	1.3.2.x	IT15245	Install fsmfix_1.3.2.0_IT12598_IT15244_IT15245

For 1.1.x.x, 1.2.x.x, 1.3.0.x and 1.3.1.x IBM recommends upgrading to a fixed, supported version/release of the product.

Workarounds and Mitigations

None

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References

Complete CVSS v2 Guide
On-line Calculator v2

Complete CVSS v3 Guide
On-line Calculator v3

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Change History

23 May 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

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Internal Use Only

5216 / 75593

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Security Bulletin: Multiple vulnerabilities in tiff affect IBM Flex System Manager(FSM)