Vulnerability Details : CVE-2021-29795
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.
Products affected by CVE-2021-29795
- cpe:2.3:o:ibm:powervm_hypervisor:fw930:*:*:*:*:*:*:*
- cpe:2.3:o:ibm:powervm_hypervisor:fw940:*:*:*:*:*:*:*
- cpe:2.3:o:ibm:powervm_hypervisor:fw950:*:*:*:*:*:*:*
- cpe:2.3:o:ibm:powervm_hypervisor:fw860:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-29795
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 9 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-29795
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.9
|
MEDIUM | AV:L/AC:L/Au:N/C:N/I:N/A:C |
3.9
|
6.9
|
NIST | |
|
6.0
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H |
1.5
|
4.0
|
IBM Corporation | |
|
6.0
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H |
1.5
|
4.0
|
NIST |
CWE ids for CVE-2021-29795
-
The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-29795
-
https://exchange.xforce.ibmcloud.com/vulnerabilities/203557
IBM PowerVM Hypervisor denial of service CVE-2021-29795 Vulnerability ReportVDB Entry;Vendor Advisory
-
https://www.ibm.com/support/pages/node/6490877
Security Bulletin: The PowerVM hypervisor is vulnerable to a specially crafted sequence of hypervisor calls from a partition that can lead to a system crashPatch;Vendor Advisory
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