Security Bulletin: Vulnerability in Apache HTTP (CVE-2020-13950) affects Power HMC

Summary

Apache HTTP webserver is used by IBM Power Hardware Management Console (HMC) for accepting https request and transfer to and fro to internal applications. This bulletin provides a remediation for the impacted vulnerability, CVE-2020-13950 by upgrading IBM Power Hardware Management Console (HMC) respective PTF and thus addressing the exposure to the vulnerability.

Vulnerability Details

CVEID:CVE-2020-13950
**DESCRIPTION:**Apache HTTP Server is vulnerable to a denial of service, caused by a NULL pointer dereference. By sending specially crafted requests using both Content-Length and Transfer-Encoding headers, a remote attacker could exploit this vulnerability to crash mod_proxy_http.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/203462 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

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

|

V9.2.950.0 SP3 ppc

|

MB04373

|

MH01944

Power HMC

|

V9.2.950.0 SP3 x86

|

MB04372

|

MH01943

Power HMC

|

V10.1.1020.0 SP1 ppc

|

MB04363

|

MF70302

Power HMC

|

V10.1.1020.0 SP1 x86

|

MB04362

|

MF70301

Workarounds and Mitigations

None