Security Bulletin
Summary
Fixes of Cognos Business Intelligence is provided as part of Tivoli Common Reporting (TCR) fixes
Several vulnerabilities has been addressed in the libpng component of IBM Cognos Business Intelligence Server.
Vulnerability Details
CVEID: CVE-2015-8126
DESCRIPTION: libpng is vulnerable to a buffer overflow, caused by improper bounds checking by the png_set_PLTE() and png_get_PLTE() functions. By persuading a victim to open a specially-crafted PNG file, a remote attacker could overflow a buffer and execute arbitrary code on the system.
CVSS Base Score: 7.800
CVSS Temporal Score: https://exchange.xforce.ibmcloud.com/vulnerabilities/108010 for more information
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
CVEID: CVE-2015-8472
DESCRIPTION: libpng is vulnerable to a buffer overflow, caused by improper bounds checking by the png_get_PLTE() and png_set_PLTE() functions. By persuading a victim to open a specially crafted PNG image, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base Score: 6.300
CVSS Temporal Score: https://exchange.xforce.ibmcloud.com/vulnerabilities/109392 for more information
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-2015-8540
DESCRIPTION: libpng is vulnerable to a buffer overflow, caused by a read underflow in png_check_keyword in pngwutil.c. By sending an overly long argument, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base Score: 9.800
CVSS Temporal Score: https://exchange.xforce.ibmcloud.com/vulnerabilities/109219 for more information
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Affected Products and Versions
Tivoli Common Reporting 2.1
Tivoli Common Reporting 2.1.1
Tivoli Common Reporting 2.1.1.2
Tivoli Common Reporting 3.1
Tivoli Common Reporting 3.1.0.1
Tivoli Common Reporting 3.1.0.2
Tivoli Common Reporting 3.1.2
Tivoli Common Reporting 3.1.2.1
Remediation/Fixes
The recommended solution is to apply the fix for versions listed as soon as practical.
Tivoli Common reporting release | Remediation |
2.1 | Install Interim Fix 14 |
2.1.1 | Install Interim Fix 23 |
2.1.1.2 | Install Interim Fix 10 |
3.1.0.0 through 3.1.2 | Download 10.2-BA-CBI-<OS>64-IF0017 Install 10.2-BA-CBI-<OS>64-IF00167 |
3.1.2.1 | Download 10.2.1.1-BA-CBI-<OS>64-IF0013 Install 10.2.1.1-BA-CBI-<OS>64-IF0013 |
Workarounds and Mitigations
None
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References
Change History
30-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.
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Document Information
Modified date:
17 June 2018
UID
swg21983487