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Security Bulletin: IBM Bootable Media Creator (BoMC) is affected by vulnerabilities in libexpat

Security Bulletin


Summary

IBM Bootable Media Creator (BoMC) has addressed the following vulnerabilities.

Vulnerability Details

CVEID:   CVE-2018-20843
DESCRIPTION:   libexpat is vulnerable to a denial of service, caused by an error in the XML parser. By persuading a victim to open a specially-crafted file, a remote attacker could exploit this vulnerability to consume all available CPU resources.
CVSS Base score: 3.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/163073 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID:   CVE-2019-15903
DESCRIPTION:   libexpat is vulnerable to a denial of service, caused by a heap-based buffer over-read in XML_GetCurrentLineNumber. By using a specially-crafted XML input, 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/166560 for the current score.
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

The fix is downloaded automatically by BoMC in the background and is not independently accessible on Fix Central.


Remediation/Fixes

The fix is downloaded automatically by BoMC in the background and is not independently accessible on Fix Central.

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Lenovo Product Security Advisories

Change History

21 Jun 2021: 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 regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location

Worldwide

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Document Information

Modified date:
21 June 2021

Initial Publish date:
21 June 2021

UID

ibm16465567

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