HIGH
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
Published Oct 21, 2021
8.1
HIGHCVSS 3.1
EPSS 1.53%
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. IBM X-Force ID: 206229.
Affected products
-
- Version 1.5.2.10StatusaffectedConstraints-
- Version 1.6.1.4StatusaffectedConstraints-
- Version
-
- Version 7.8StatusaffectedConstraints-
- Version 8.4StatusaffectedConstraints-
- Version
-
- Version 7.8StatusaffectedConstraints-
- Version 8.4StatusaffectedConstraints-
- Version
-
- Version 7.8StatusaffectedConstraints-
- Version 8.4StatusaffectedConstraints-
- Version
-
- Version 7.8StatusaffectedConstraints-
- Version 8.4StatusaffectedConstraints-
- Version
-
- Version 7.8StatusaffectedConstraints-
- Version 8.4StatusaffectedConstraints-
- Version
-
- Version 7.8StatusaffectedConstraints-
- Version 8.4StatusaffectedConstraints-
- Version
-
- Version 7.8StatusaffectedConstraints-
- Version 8.4StatusaffectedConstraints-
- Version
-
- Version 7.8StatusaffectedConstraints-
- Version 8.4StatusaffectedConstraints-
- Version
-
- Version 7.8StatusaffectedConstraints-
- Version 8.4StatusaffectedConstraints-
- Version
-
- Version 7.8StatusaffectedConstraints-
- Version 8.4StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| IBM | FlashSystem 900 | n/a |
| |||||||||
| IBM | FlashSystem 9100 Family | n/a |
| |||||||||
| IBM | FlashSystem V9000 | n/a |
| |||||||||
| IBM | SAN Volume Controller | n/a |
| |||||||||
| IBM | Spectrum Virtualize Software | n/a |
| |||||||||
| IBM | Spectrum Virtualize for Public Cloud | n/a |
| |||||||||
| IBM | Storwize V3500 | n/a |
| |||||||||
| IBM | Storwize V3700 | n/a |
| |||||||||
| IBM | Storwize V5000 | n/a |
| |||||||||
| IBM | Storwize V5100 | n/a |
| |||||||||
| IBM | Storwize V7000 | n/a |
|
Configuration 1
OR
- ≥ 7.8.0.0 · < 8.4.0.0
- ≥ 7.8.0.0 · < 8.4.0.0
- ≥ 7.8.0.0 · < 8.4.0.0
- ≥ 7.8.0.0 · < 8.4.0.0
- ≥ 7.8.0.0 · < 8.4.0.0
- ≥ 7.8.0.0 · < 8.4.0.0
- ≥ 7.8.0.0 · < 8.4.0.0
- ≥ 7.8.0.0 · < 8.4.0.0
Configuration 2
AND
- ≥ 7.8.0.0 · < 8.4.0.0
Running on/with
- n/a
Configuration 3
AND
- ≥ 7.8.0.0 · < 8.4.0.0
Running on/with
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
8.1 HIGH NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact None
Availability Impact High
8.8 HIGH CVE.org
CVSS:3.0/A:H/AV:N/I:H/PR:L/C:H/S:U/UI:N/AC:L/E:U/RC:C/RL:O
Availability Impact High
Attack Vector Network
Integrity Impact High
Privileges Required Low
Confidentiality Impact High
Scope Unchanged
User Interaction None
Attack Complexity Low
Exploit Maturity Unreported
1 other source (NVD) ▾
8.8 HIGH NVD
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
5.5 MEDIUM NVD
AV:N/AC:L/Au:S/C:P/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication Single
Confidentiality Impact Partial
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.53% 0.01526
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01526
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.53% (0.01526) | 73.75th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.48% (0.01477) | 70.40th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.39% (0.00392) | 58.15th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.12% (0.00124) | 48.58th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.12% (0.00124) | 46.15th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.11% (0.00113) | 43.13th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00890) | 30.33th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00890) | 26.62th | v2 (v2022.01.01) |
| Feb 4, 2022 | 11.75% (0.11752) | 89.17th | v2 (v2022.01.01) |
| Feb 3, 2022 | 27.07% (0.27066) | 95.70th | v1 |
| Jan 6, 2022 | 27.07% (0.27066) | 95.65th | v1 |
| Oct 26, 2021 | 7.64% (0.07639) | 91.62th | v1 |
| Oct 25, 2021 | 1.04% (0.01036) | 63.02th | v5 (v2026.06.15) |
| Oct 22, 2021 | 1.04% (0.01036) | 63.01th | v1 |
Weaknesses (0)
No CWE recorded.
References (3)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/206229 vdb-entryx_refsource_XFVDB EntryVendor Advisory
- https://www.ibm.com/support/pages/node/6497111 x_refsource_CONFIRMPatchVendor Advisory
- https://www.ibm.com/support/pages/node/6507091 x_refsource_CONFIRMPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://exchange.xforce.ibmcloud.com/vulnerabilities/206229 | vdb-entryx_refsource_XFVDB EntryVendor Advisory | |
| https://www.ibm.com/support/pages/node/6497111 | x_refsource_CONFIRMPatchVendor Advisory | |
| https://www.ibm.com/support/pages/node/6507091 | x_refsource_CONFIRMPatchVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner ibm
Published Oct 21, 2021
Updated Sep 16, 2024
Reserved Mar 31, 2021
Link CVE-2021-29873
CISA Vulnrichment
Updated n/a