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Security Bulletin: IBM Connections Docs is Vulnerable to a Heap-based Buffer Overflow (CVE-2016-2073)

Security Bulletin


Summary

IBM Connections Docs uses libxml2 in document conversion service. Libxml2 is vulnerable to a heap-based buffer overflow caused by an out-of-bounds read.

Vulnerability Details

CVEID: CVE-2016-2073
DESCRIPTION:
libxml2 is vulnerable to a heap-based buffer overflow, caused by an out-of-bounds read in the htmlParseNameComplex() function. By persuading a victim to open a specially crafted XML file, 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/110307 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)

Affected Products and Versions

IBM Connections Docs 2.0

Remediation/Fixes

Upgrade to IBM Connections Docs 2.0 CR2 to fix the issue.

IBM Connections Docs version CR
2.0.0 IBM Docs 2.0 CR2

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

Related information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

27 April 2017: 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: IBM Connections Docs

Software version: 2.0

Operating system(s): Linux, Windows

Reference #: 2001688

Modified date: 27 April 2017


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