Security Bulletin
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 vulnerabilities, CVE-2021-34798 and CVE-2021-39275 by upgrading IBM Power Hardware Management Console (HMC) respective PTF and thus addressing the exposure to the vulnerability.
Vulnerability Details
CVEID: CVE-2021-34798
DESCRIPTION: Apache HTTP Server is vulnerable to a denial of service, caused by a NULL pointer dereference in httpd core. By sending a specially crafted request, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base score: 5.9
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/209518 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)
CVEID: CVE-2021-39275
DESCRIPTION: Apache HTTP Server is vulnerable to a buffer overflow, caused by improper bounds checking by the ap_escape_quotes() function. By sending specially crafted input, a remote attacker could write beyond the end of a buffer.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/209529 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N)
Affected Products and Versions
Affected Product(s) | Version(s) |
HMC V10.1.1010.0 | V10.1.1010.0 and later |
HMC V9.2.950.0 | V9.2.950.0 and later |
Remediation/Fixes
Product
|
VRMF
|
APAR
|
Remediation/Fix
|
Power HMC
|
V9.2.952.0 ppc
|
MB04331
| |
Power HMC
|
V9.2.952.0 x86
|
MB04330
| |
Power HMC
|
V10.1.1010.0 ppc
|
MB04335
| |
Power HMC
|
V10.1.1010.0 x86
|
MB04334
|
Workarounds and Mitigations
None
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References
Change History
30 May 2022: Initial Publication
*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.
Document Location
Worldwide
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Document Information
Modified date:
30 May 2022
UID
ibm16590853