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Security Bulletin: IBM Flex System Manager (FSM) is affected by a vulnerability in rpcbind (CVE-2015-7236)

Created by Vern Yetzer on

Security Bulletin


Summary

A security vulnerability has been discovered in rpcbind that is embedded in the IBM FSM. This bulletin addresses the issue.

Vulnerability Details

CVEID: CVE-2015-7236
DESCRIPTION: rpcbind is vulnerable to a denial of service, caused by a use-after-free in PMAP_CALLIT. By sending specially crafted packets, a remote attacker could exploit this vulnerability to cause the daemon to crash.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/106714 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:L)

Affected Products and Versions

Flex System Manager 1.3.4.x
Flex System Manager 1.3.3.x
Flex System Manager 1.3.2.x
Flex System Manager 1.3.1.x
Flex System Manager 1.3.0.x
Flex System Manager 1.2.x.x
Flex System Manager 1.1.x.x

Remediation/Fixes

Product

VRMFAPARRemediation
Flex System Manager1.3.4.xIT13228fsmfix1.3.4.0_IT13228_IT14752
Flex System Manager1.3.3.xIT13228fsmfix1.3.3.0_IT13228_IT14752
Flex System Manager1.3.2.xIT13228fsmfix1.3.2.0_IT13228_IT14752
Flex System Manager1.3.1.xIT13228IBM recommends upgrading to a fixed, supported version/release and following the appropriate remediation for all vulnerabilities.
Flex System Manager1.3.0.xIT13228IBM recommends upgrading to a fixed, supported version/release and following the appropriate remediation for all vulnerabilities.
Flex System Manager1.2.x.xIT13228IBM recommends upgrading to a fixed, supported version/release and following the appropriate remediation for all vulnerabilities.
Flex System Manager1.1.x.xIT13228IBM recommends upgrading to a fixed, supported version/release and following the appropriate remediation for all vulnerabilities.

Workarounds and Mitigations

None

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References

Complete CVSS v2 Guide
On-line Calculator v2

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

Change History

27 January 2016: Original Version Published
25 April 2016 : Remediation Superseded

*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.

Internal Use Only

Advisory 4177, PSIRT 66435

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Document Information

Modified date:
17 June 2018

UID

isg3T1023289

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