IBM Dynamic System Analysis (DSA) Preboot has addressed the following vulnerabilities in expat.
Summary
IBM Dynamic System Analysis (DSA) Preboot has addressed the following vulnerabilities in expat.
Vulnerability Details
CVEID: CVE-2012-6702
Description: Expat, when used in a parser that has not called XML_SetHashSalt or passed it a seed of 0, could provide weaker than expected security. An attacker could exploit this vulnerability using attack vectors involving use of the srand function to defeat cryptographic protection mechanisms.
CVSS Base Score: 5.9
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/114541> for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N)
CVEID: CVE-2016-5300
Description: Expat XML parser is vulnerable to a denial of service, caused by the failure to use sufficient entropy for hash initialization. By using a specially-crafted identifiers in an XML document, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base Score: 5.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/114435> 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:N/A:L)
Affected products and versions
Product | Version |
---|---|
IBM Dynamic System Analysis (DSA) Preboot | 9.6 |
Remediation/Fixes
Firmware fix versions are available on Fix Central: <http://www.ibm.com/support/fixcentral/>
Product | Fix Version |
---|---|
IBM Dynamic System Analysis (DSA) Preboot | |
(ibm_fw_dsa_dsyte2w-9.65) | dsyte2w-9.65 |
Workarounds and Mitigations
None.
References
Related Information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Lenovo Product Security Advisories
Acknowledgement
None.
Change History
15 November, 2017: Original Version Published
Disclaimer
According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an βindustry open standard designed to convey vulnerability severity and help to determine urgency and priority of response.β IBM PROVIDES THE CVSS SCORES βAS ISβ 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.