Security Bulletin: IBM BladeCenter Advanced Management Module (AMM) is affected by vulnerabilities in dhcp (CVE-2018-5732 CVE-2018-5733)

Security Bulletin

Summary

IBM BladeCenter Advanced Management Module (AMM) has addressed the following vulnerabilities in dhcp.

Vulnerability Details

CVEID: CVE-2018-5733
DESCRIPTION: ISC DHCP is vulnerable to a denial of service. By sending an overly large amount of packets, a remote attacker could overflow a reference counter and cause dhcpd to crash.
CVSS Base Score: 5.9
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/139614 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:N/A:H)

CVEID: CVE-2018-5732
DESCRIPTION: ISC DHCP is vulnerable to a denial of service, caused by a buffer overflow in dhclient. By sending a specially crafted response, a remote attacker could overflow a buffer and possibly execute arbitrary code on the system or cause the server to crash.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/139613 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:H)

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) (ibm_fw_amm_bpet68j-3.68j_anyos_noarch)	bpet68j-3.68j

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Change History

30 July 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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Tips

Security Bulletin: IBM BladeCenter Advanced Management Module (AMM) is affected by vulnerabilities in dhcp (CVE-2018-5732 CVE-2018-5733)