Vulnerability Name:

CVE-2020-4925 (CCN-191599)

Assigned:2019-12-30
Published:2022-02-28
Updated:2022-07-12
Summary:A security vulnerability in the Spectrum Scale 5.0 and 5.1 allows a non-root user to overflow the mmfsd daemon with requests and preventing the daemon to service other requests. IBM X-Force ID: 191599.
CVSS v3 Severity:5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
5.3 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:H/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
6.2 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
5.9 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:H/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
4.9 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2020-4925

Source: XF
Type: UNKNOWN
ibm-spectrum-cve20204925-dos(191599)

Source: XF
Type: VDB Entry, Vendor Advisory
ibm-spectrum-cve20204925-dos (191599)

Source: CCN
Type: IBM Security Bulletin 6560094 (Spectrum Scale)
A vulnerability has been identified in IBM Spectrum Scale where mmfsd daemon can be prevented from servicing requests (CVE-2020-4925)

Source: CONFIRM
Type: Patch, Vendor Advisory
https://www.ibm.com/support/pages/node/6560094

Vulnerable Configuration:Configuration 1:
  • cpe:/a:ibm:spectrum_scale:5.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:spectrum_scale:5.0.0:*:*:*:*:*:*:*
  • AND
  • cpe:/o:linux:linux_kernel:-:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    ibm spectrum scale 5.1.0
    ibm spectrum scale 5.0.0
    linux linux kernel -