Security Bulletin
Summary
IBM BladeCenter Advanced Management Module (AMM) has addressed the following vulnerabilities in krb5.
Vulnerability Details
CVEID: CVE-2018-5730
DESCRIPTION: MIT krb5 could allow a remote authenticated attacker to bypass security restrictions, caused by a flaw in the LDAP Kerberos database. By sending a specially-crafted request, an attacker could exploit this vulnerability to bypass DN container check.
CVSS Base Score: 6.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/139970 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N)
CVEID: CVE-2018-5729
DESCRIPTION: MIT krb5 is vulnerable to a denial of service, caused by a NULL pointer dereference in the LDAP Kerberos database. By sending specially-crafted data, a remote authenticated attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 6.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/139969 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
CVEID: CVE-2017-11462
DESCRIPTION: A double free vulnerability in MIT Kerberos 5 (aka krb5) has an unknown impact and attack vector involving automatic deletion of security contexts on error.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/132060 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:H/A:N)
Affected Products and Versions
|
Product |
Affected Version |
|
IBM BladeCenter Advanced Management Module (AMM) |
BPET |
Remediation/Fixes
Firmware fix versions are available on Fix Central: http://www.ibm.com/support/fixcentral/
|
Product |
Fix Version |
|
IBM BladeCenter Advanced Management Module (AMM) |
bpet68k-3.68k |
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Acknowledgement
None
Change History
11 Oct 2018: Original version published
*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.
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Document Information
Modified date:
11 October 2018
UID
ibm10733911