Security Bulletin: IBM Security Guardium is affected by a denial of service vulnerability in MIT keb5 (CVE-2022-42898)

Summary

IBM Security Guardium has fixed this vulnerability by upgrading the version of MIT krb5 that it uses.

Vulnerability Details

CVEID:CVE-2022-42898
**DESCRIPTION:**MIT krb5 is vulnerable to a denial of service, caused by an integer overflow in PAC parsing in the krb5_parse_pac() function. By sending a specially-crafted request, a remote authenticated attacker could exploit this vulnerability to cause a KDC or kadmind process to crash.
CVSS Base score: 6.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/240238 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:L)

Affected Products and Versions

Remediation/Fixes

IBM encourages customers to update their systems promptly.

IBM Security Guardium| 11.4| | https://www.ibm.com/support/fixcentral/swg/quickorder?parent=IBM%20Security&product=ibm/Information+Management/InfoSphere+Guardium&release=11.0&platform=Linux&function=fixId&fixids=SqlGuard_11.0p475_Bundle_Jul-20-2023&includeSupersedes=0&source=fc

IBM Security Guardium| 11.5| https://www.ibm.com/support/fixcentral/swg/quickorder?parent=IBM%20Security&product=ibm/Information+Management/InfoSphere+Guardium&release=11.0&platform=Linux&function=fixId&fixids=SqlGuard_11.0p530_Bundle_Aug-29-2023&includeSupersedes=0&source=fc

Workarounds and Mitigations

None