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IbmCVE-2021-29795

HistorySep 21, 2021 - 4:15 p.m.

CVE-2021-29795

2021-09-2116:15:07

CWE-74

ibm

web.nvd.nist.gov

ibm

powervm

hypervisor

fw860

fw930

fw940

fw950

local user

crash

vulnerability

cve-2021-29795

nvd

ibm x-force id 203557

CVSS2

4.9

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:N/I:N/A:C

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

AI Score

5.7

Confidence

High

EPSS

Percentile

5.1%

JSON

IBM PowerVM Hypervisor FW860, FW930, FW940, and FW950 could allow a local user to create a specially crafted sequence of hypervisor calls from a partition that could crash the system. IBM X-Force ID: 203557.

Affected configurations

Nvd

Vulners

Node

ibmpowervm_hypervisorMatchfw860

ibmpowervm_hypervisorMatchfw930

ibmpowervm_hypervisorMatchfw940

ibmpowervm_hypervisorMatchfw950

VendorProductVersionCPE
ibmpowervm_hypervisorfw860cpe:2.3:o:ibm:powervm_hypervisor:fw860:*:*:*:*:*:*:*
ibmpowervm_hypervisorfw930cpe:2.3:o:ibm:powervm_hypervisor:fw930:*:*:*:*:*:*:*
ibmpowervm_hypervisorfw940cpe:2.3:o:ibm:powervm_hypervisor:fw940:*:*:*:*:*:*:*
ibmpowervm_hypervisorfw950cpe:2.3:o:ibm:powervm_hypervisor:fw950:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
ibm	powervm_hypervisor	fw860	cpe:2.3:o:ibm:powervm_hypervisor:fw860:::::::*
ibm	powervm_hypervisor	fw930	cpe:2.3:o:ibm:powervm_hypervisor:fw930:::::::*
ibm	powervm_hypervisor	fw940	cpe:2.3:o:ibm:powervm_hypervisor:fw940:::::::*
ibm	powervm_hypervisor	fw950	cpe:2.3:o:ibm:powervm_hypervisor:fw950:::::::*

CNA Affected

[
  {
    "product": "PowerVM Hypervisor",
    "vendor": "IBM",
    "versions": [
      {
        "status": "affected",
        "version": "FW930"
      },
      {
        "status": "affected",
        "version": "FW940"
      },
      {
        "status": "affected",
        "version": "FW950"
      },
      {
        "status": "affected",
        "version": "FW860"
      }
    ]
  }
]

References

exchange.xforce.ibmcloud.com/vulnerabilities/203557

www.ibm.com/support/pages/node/6490877

CVSS2

4.9

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:N/I:N/A:C

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

AI Score

5.7

Confidence

High

EPSS

Percentile

5.1%

JSON

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