CVE-2020-4491

MEDIUM

IBM Spectrum Scale 4.2.0.0-4.2.3.22 and 5.0.0.0-5.0.5 - Denial of Service via RPC Request Flood

Title source: llm
STIX 2.1

Description

IBM Spectrum Scale V4.2.0.0 through V4.2.3.22 and V5.0.0.0 through V5.0.5 could allow a local attacker to cause a denial of service by sending a large number of RPC requests to the mmfsd daemon which would cause the service to crash. IBM X-Force ID: 181991.

References (2)

Core 2
Core References
Patch, Vendor Advisory x_refsource_confirm
https://www.ibm.com/support/pages/node/6349465
VDB Entry, Vendor Advisory vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/181991

Scores

CVSS v3 5.5
EPSS 0.0029
EPSS Percentile 21.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

Status published
Products (1)
ibm/spectrum_scale 4.2.0.0 - 4.2.3.22
Published Oct 20, 2020
Tracked Since Feb 18, 2026