CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
EPSS
Percentile
47.2%
A vulnerability in the sed command could allow an authenticated attacker to escape from a restricted shell to obtain sensitive information and cause a denial of service.
CVEID:CVE-2021-29873
**DESCRIPTION:**IBM Flash System 900 could allow an authenticated attacker to obtain sensitive information and cause a denial of service due to a restricted shell escape vulnerability.
CVSS Base score: 8.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/206229 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
IBM SAN Volume Controller
IBM Storwize V7000
IBM Storwize V5000
IBM Storwize V5100
IBM Storwize V3700
IBM Storwize V3500
IBM FlashSystem V9000
IBM FlashSystem 9100 Family
IBM FlashSystem 9200
IBM FlashSystem 7200
IBM FlashSystem 5200
IBM FlashSystem 5000
IBM Spectrum Virtualize Software
IBM Spectrum Virtualize for Public Cloud
All products are affected when running supported versions 7.8 to 8.4 (except 8.4.2.0 and later).
IBM recommends that you fix this vulnerability by upgrading affected versions of IBM SAN Volume Controller, IBM Storwize V7000, IBM Storwize V5000 and V5100, IBM Storwize V5000E, IBM Spectrum Virtualize Software, IBM Spectrum Virtualize for Public Cloud, IBM FlashSystem V9000, IBM FlashSystem 9100 Family, IBM FlashSystem 9200, IBM FlashSystem 7200, IBM FlashSystem 5200 and IBM FlashSystem 5000 to the following code levels or higher:
7.8.1.14
8.2.1.14
8.3.1.6
8.4.0.5
8.4.2.0
Latest IBM SAN Volume Controller Code
Latest IBM Storwize V7000 Code
Latest IBM Storwize V5000 and V5100 Code
Latest IBM Storwize V5000E Code
Latest IBM Storwize V3700 Code
Latest IBM Storwize V3500 Code
Latest IBM FlashSystem V9000 Code
Latest IBM FlashSystem 9100 Family Code
Latest IBM FlashSystem 9200 Code
Latest IBM FlashSystem 7200 Code
Latest IBM FlashSystem 5000 and 5200 Code
Latest IBM Spectrum Virtualize Software
Latest IBM Spectrum Virtualize for Public Cloud
For the Storage Nodes of IBM FlashSystem 900, please apply the fixes recommended in the IBM FlashSystem security bulletin for this issue.
The attacker needs to be authenticated as a user on the system to exploit this vulnerability, so it may be mitigated by only configuring users that can be trusted with administrator privileges.
Vendor | Product | Version | CPE |
---|---|---|---|
ibm | flashsystem_v9000_firmware | 5000 | cpe:2.3:o:ibm:flashsystem_v9000_firmware:5000:*:*:*:*:*:*:* |
ibm | all_products_are_affected_when_running_supported_versions_7.8_to_8.4_\(except | 8.4.2.0 | cpe:2.3:a:ibm:all_products_are_affected_when_running_supported_versions_7.8_to_8.4_\(except:8.4.2.0:*:*:*:*:*:*:* |
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
EPSS
Percentile
47.2%