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Security Bulletin: IBM QRadar Network Security is affected by an arbitrary code execution vulnerability (CVE-2016-4658)

Description

## Summary IBM QRadar Network Security is affected by a vulnerability in the libxml2 library that may allow arbitrary code execution. IBM QRadar Network Security has addressed this issue with a firmware update. ## Vulnerability Details ** CVEID: **[CVE-2016-4658](<http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4658>) ** DESCRIPTION: **The libxml2 library, as used in multiple products, could allow a remote attacker to execute arbitrary code on the system, caused by a memory corruption error. An attacker could exploit this vulnerability using a specially crafted XML document to execute arbitrary code on the system or cause a denial of service. CVSS Base score: 9.8 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/117175](<https://exchange.xforce.ibmcloud.com/vulnerabilities/117175>) for the current score. 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 QRadar Network Security 5.4.0 IBM QRadar Network Security 5.5.0 ## Remediation/Fixes IBM recommends customers update their systems promptly. _Product_ | _VRMF_ | _Remediation/First Fix_ ---|---|--- IBM QRadar Network Security | 5.4.0 | Install Firmware 5.4.0.15 from the Available Updates page of the Local Management Interface, or by performing a One Time Scheduled Installation from SiteProtector. Or Download Firmware 5.4.0.15 from [IBM Security License Key and Download Center](<https://ibmss.flexnetoperations.com/control/isdl/home>) and upload and install via the Available Updates page of the Local Management Interface. IBM QRadar Network Security | 5.5.0 | Install Firmware 5.5.0.10 from the Available Updates page of the Local Management Interface, or by performing a One Time Scheduled Installation from SiteProtector. Or Download Firmware 5.5.0.10 from [IBM Security License Key and Download Center](<https://ibmss.flexnetoperations.com/control/isdl/home>) and upload and install via the Available Updates page of the Local Management Interface. ## Workarounds and Mitigations None ## Get Notified about Future Security Bulletins Subscribe to [My Notifications](< http://www-01.ibm.com/software/support/einfo.html>) to be notified of important product support alerts like this. ### References [Complete CVSS v3 Guide](<http://www.first.org/cvss/user-guide> "Link resides outside of ibm.com" ) [On-line Calculator v3](<http://www.first.org/cvss/calculator/3.0> "Link resides outside of ibm.com" ) Off ## Related Information [IBM Secure Engineering Web Portal](<http://www.ibm.com/security/secure-engineering/bulletins.html>) [IBM Product Security Incident Response Blog](<http://www.ibm.com/blogs/psirt>) ## Change History 28 Mar 2022: Initial Publication *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](<https://www.ibm.com/support/pages/node/6610583#disclaimer>) regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment. ## Document Location Worldwide [{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSFSVP","label":"IBM QRadar Network Security"},"Component":"","Platform":[{"code":"PF009","label":"Firmware"}],"Version":"5.4.0, 5.5.0","Edition":"","Line of Business":{"code":"LOB24","label":"Security Software"}}]


Affected Software


CPE Name Name Version
ibm qradar network security 5.4.0
ibm qradar network security 5.5.0

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