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Security Bulletin: Multiple vulnerabilities in libpng affect IBM Cognos Metrics Manager (CVE-2015-8126, CVE-2015-8472, CVE-2015-8540)

Security Bulletin


Summary

The vulnerabilities have been addressed in the libpng component of IBM Cognos Metrics Manager

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: 7.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108010 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/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: 6.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/109392 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-2015-8540
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: 9.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/109219 for the current score
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

  • IBM Cognos Metrics Manager 10.2.2
  • IBM Cognos Metrics Manager 10.2.1
  • IBM Cognos Metrics Manager 10.2
  • IBM Cognos Metrics Manager 10.1.1
  • IBM Cognos Metrics Manager 10.1

Remediation/Fixes

The recommended solution is to apply the fix as soon as practical. As the fix is in a shared component across the Business Intelligence portfolio, applying the BI Interim Fix will resolve the issue. Note that the prerequisites named in the links are also satisfied by an IBM Cognos Metrics Manager install of the same version.


IBM Cognos Business Intelligence 10.1.x Interim Fixes
IBM Cognos Business Intelligence 10.2.x Interim Fixes

For IBM Cognos Metrics Manager versions before 10.1, IBM recommends upgrading to a fixed, supported version/release/platform of the product.

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Change History

01 March 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.

[{"Product":{"code":"SSEP7J","label":"Cognos Business Intelligence"},"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Component":"Metrics Studio","Platform":[{"code":"PF002","label":"AIX"},{"code":"PF010","label":"HP-UX"},{"code":"PF016","label":"Linux"},{"code":"PF027","label":"Solaris"},{"code":"PF033","label":"Windows"}],"Version":"10.2.2;10.2.1;10.2;10.1.1;10.1","Edition":"","Line of Business":{"code":"LOB10","label":"Data and AI"}}]

Document Information

Modified date:
15 June 2018

UID

swg21976924