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Security Bulletin: Due to use of Expat, IBM Tivoli Network Manager is vulnerable to arbiraty code execution (CVE-2022-23990 and CVE-2022-23852)

Security Bulletin


Summary

When Expat (also known as libexpat) is used by IBM Tivoli Network Manager ( ITNM ), it could allow a remote attacker to execute arbitrary code on the system, caused by an integer overflow in the XML_GetBuffer function. By sending a specially-crafted request, an attacker could exploit this vulnerability to execute arbitrary code on the system. (CVE-2022-23990 and CVE-2022-23852)

Vulnerability Details

CVEID:   CVE-2022-23990
DESCRIPTION:   Expat (aka libexpat) could allow a remote attacker to execute arbitrary code on the system, caused by an integer overflow in the doProlog function. By sending a specially-crafted request, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 9.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/218206 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)

CVEID:   CVE-2022-23852
DESCRIPTION:   Expat (aka libexpat) could allow a remote attacker to execute arbitrary code on the system, caused by an integer overflow in the XML_GetBuffer function. By sending a specially-crafted request, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 9.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/218007 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

Affected Product(s)Version(s)
ITNM4.2.0.x

Remediation/Fixes

IBM strongly recommends addressing the vulnerability now by upgrading to ITNM4.2 Fix Pack 15(i.e. 4.2.0.15) available from fix central.


ITNM Full builds

4.2.0-TIV-ITNMIP-Linux-FP0015

4.2.0-TIV-ITNMIP-zLinux-FP0015

4.2.0-TIV-ITNMIP-AIX-FP0015

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Change History

30 Jun 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 regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location

Worldwide

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Document Information

Modified date:
20 July 2022

UID

ibm16606203