Headline
CVE-2021-21565: DSA-2021-097: Dell PowerScale OneFS Security Update for Multiple Proprietary Component Vulnerabilities.
Dell PowerScale OneFS versions 9.1.0.3 and earlier contain a denial of service vulnerability. SmartConnect had an error condition that may be triggered to loop, using CPU and potentially preventing other SmartConnect DNS responses.
Vaikutus
Critical
Tiedot
Proprietary Code CVEs
Description
CVSS Base Score
CVSS Vector String
CVE-2021-21565
Dell PowerScale OneFS versions 9.1.0.3 and earlier contain a denial of service vulnerability. SmartConnect had an error condition that may be triggered to loop, using CPU and potentially preventing other SmartConnect DNS responses.
5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVE-2021-21553
Dell PowerScale OneFS versions 8.1.0-9.1.0 contain an Incorrect User Management vulnerability. Under some specific conditions, this may allow the CompAdmin user to elevate privileges and break out of Compliance mode. This is a critical vulnerability and Dell recommends upgrading at the earliest.
7.3
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
CVE-2021-21562
Dell PowerScale OneFS contains an untrusted search path vulnerability. This vulnerability may potentially allow a user with (ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE) and (ISI_PRIV_SYS_UPGRADE or ISI_PRIV_AUDIT) to provide an untrusted path. This untrusted path can lead to run resources that are not under the application’s direct control. This vulnerability may also impacts clusters in Compliance mode. Dell recommends upgrading at the earliest opportunity.
4.4
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
CVE-2021-21563
Dell PowerScale OneFS versions 8.1.2-9.1.0.x contain an Improper Check for Unusual or Exceptional Conditions in its auditing component. This may potentially allow an authenticated user with low-privileges to trigger a denial of service event.
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Proprietary Code CVEs
Description
CVSS Base Score
CVSS Vector String
CVE-2021-21565
Dell PowerScale OneFS versions 9.1.0.3 and earlier contain a denial of service vulnerability. SmartConnect had an error condition that may be triggered to loop, using CPU and potentially preventing other SmartConnect DNS responses.
5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVE-2021-21553
Dell PowerScale OneFS versions 8.1.0-9.1.0 contain an Incorrect User Management vulnerability. Under some specific conditions, this may allow the CompAdmin user to elevate privileges and break out of Compliance mode. This is a critical vulnerability and Dell recommends upgrading at the earliest.
7.3
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
CVE-2021-21562
Dell PowerScale OneFS contains an untrusted search path vulnerability. This vulnerability may potentially allow a user with (ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE) and (ISI_PRIV_SYS_UPGRADE or ISI_PRIV_AUDIT) to provide an untrusted path. This untrusted path can lead to run resources that are not under the application’s direct control. This vulnerability may also impacts clusters in Compliance mode. Dell recommends upgrading at the earliest opportunity.
4.4
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
CVE-2021-21563
Dell PowerScale OneFS versions 8.1.2-9.1.0.x contain an Improper Check for Unusual or Exceptional Conditions in its auditing component. This may potentially allow an authenticated user with low-privileges to trigger a denial of service event.
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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CVEs Addressed
Affected Versions
Updated Versions
Link to Update
CVE-2021-21565
9.0.0.x, 9.2.0.x
Upgrade your version of OneFS.
PowerScale Downloads Area
8.2.2, 9.1.0.x
Download and Install the May RUP.
CVE-2021-21553
8.1.0, 8.1.1, 8.2.0, 8.2.1, 9.0.0.x
Upgrade your version of OneFS.
8.1.2, 8.2.2, 9.1.0.x
Download and Install the May RUP.
CVE-2021-21562
8.1.3, 9.0.0.x
Upgrade your version of OneFS.
8.1.2, 9.1.0.x
Download and Install the April RUP.
CVE-2021-21563
8.1.3, 8.2.1, 8.2.2, 9.0.0.x
Upgrade your version of OneFS.
8.2.2
Download and Install the March RUP.
9.1.0.x
Download and Install the April RUP.
Note: The table above may not be a comprehensive list of all affected supported versions and may be updated as more information becomes available.
CVEs Addressed
Affected Versions
Updated Versions
Link to Update
CVE-2021-21565
9.0.0.x, 9.2.0.x
Upgrade your version of OneFS.
PowerScale Downloads Area
8.2.2, 9.1.0.x
Download and Install the May RUP.
CVE-2021-21553
8.1.0, 8.1.1, 8.2.0, 8.2.1, 9.0.0.x
Upgrade your version of OneFS.
8.1.2, 8.2.2, 9.1.0.x
Download and Install the May RUP.
CVE-2021-21562
8.1.3, 9.0.0.x
Upgrade your version of OneFS.
8.1.2, 9.1.0.x
Download and Install the April RUP.
CVE-2021-21563
8.1.3, 8.2.1, 8.2.2, 9.0.0.x
Upgrade your version of OneFS.
8.2.2
Download and Install the March RUP.
9.1.0.x
Download and Install the April RUP.
Note: The table above may not be a comprehensive list of all affected supported versions and may be updated as more information becomes available.
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CVEs Addressed
Workarounds or mitigations
CVE-2021-21565
Disable or do not use SmartConnect.
CVE-2021-21553
none
CVE-2021-21562
Setting the secure_path configuration directive in the /etc/mcp/override/sudoers file replaces the user supplied PATH environment variable with the secure_path specified in the sudoers configuration file.
- Run the command visudo.
- Add the line.
Defaults secure_path="/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin:/usr/local/bin"
- Save and exit.
CVE-2021-21563
Disabling audit keeps silent failure of audits from occurring.
Versiohistoria
Revision
Date
Description
1.0
2021-05-26
Initial Release
1.1
2022-02-16
Minor revision
Asiaan liittyvät tiedot
Dell Security Advisories and Notices
Dell Vulnerability Response Policy
CVSS Scoring Guide
18 helmik. 2022