Security Bulletin: Vulnerabilities in Glibc affect Power Hardware Management Console ( CVE-2017-15670, CVE-2017-12132, CVE-2015-5180, CVE-2014-9402)

Summary

Glibc is used by Power Hardware Management Console (HMC). HMC has addressed the applicable CVEs

Vulnerability Details

Relevant CVE Information:

CVEID: CVE-2017-15670 DESCRIPTION: GNU C Library is vulnerable to a heap-based buffer overflow, caused by improper bounds checking by the glob function in glob.c. By sending a specially-crafted string, a remote attacker could overflow a buffer and execute arbitrary code on the system.
CVSS Base Score: 7.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/133915&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)

CVEID: CVE-2017-12132 DESCRIPTION: GNU C Library (aka glibc or libc6) could allow a remote attacker to conduct spoofing attacks, caused by a flaw in the DNS stub resolver. An attacker could exploit this vulnerability to perform off-path DNS spoofing attacks.
CVSS Base Score: 5.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/129949&gt; 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:L/A:N)

CVEID: CVE-2015-5180 DESCRIPTION: glibc is vulnerable to a denial of service, caused by a NULL pointer dereference in the res_query function in libresolv. By using a malformed pattern, a remote attacker could cause the process to crash.
CVSS Base Score: 7.5
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/130620&gt; 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)

CVEID: CVE-2014-9402 DESCRIPTION: glibc is vulnerable to a denial of service, caused by an error in the getanswer_r() function. If the DNS backend is activated, a remote attacker could exploit this vulnerability to cause the application to enter into an infinite loop.
CVSS Base Score: 4.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/99289&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:N/A:P)

Affected Products and Versions

Power HMC V8.8.6.0
Power HMC V8.8.7.0
Power HMC V9.1.910.0

Remediation/Fixes

The following fixes are available on IBM Fix Central at: <http://www-933.ibm.com/support/fixcentral/&gt;

Product

|

VRMF

|

APAR

|

Remediation/Fix

—|—|—|—

Power HMC

|

V8.8.6.0 SP3

|

MB04172

|

MH01784

Power HMC

|

V8.8.7.0 SP2 ppc

|

MB04174

|

MH01786

Power HMC

|

V8.8.7.0 Sp2 x86

|

MB04173

|

MH01785

Power HMC

|

V9.1.920.1 ppc

| MB04176 | MH01788
Power HMC | V9.1.920.1 x86 | MB04175 | MH01787

Workarounds and Mitigations

None