5.5

CVE-2020-4491: ibm spectrum_scale

CVSS: 5.5v3.1MediumModified
Published 20-10-2020Last modified 17-09-2024
Open JSON

Vulnerability summary

CVE-2020-4491 is a medium (CVSS 5.5) vulnerability in ibm spectrum_scale. EPSS estimates a 0.29% chance of exploitation in the next 30 days, higher than 20.5% of scored vulnerabilities.

Overall risk
22/100
0100
Low · default modelHow is this calculated?
CVSS score
5.5/10
010
Medium · v3.1 (NVD)
EPSS score
0.29%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 20-10-2020
    PublishedVulnerability first disclosed.
  2. 17-09-2024
    Last modifiedVulnerability information updated.

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.

CVSS metrics

4 scores · 2 sources · 3 versions

EPSS trend

Probability

0.29%

Chance of exploitation in the next 30 days

Percentile

21%

Versus all other CVEs

30-day change

0.00 pp

From 0.29% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.29%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Ibm1 product
  • spectrum_scale4.2.0.0 | 5.0.0.0 | 5.0.5 | 4.2.3.22 | > 4.2.0.0, ≤ 4.2.3.22 | > 5.0.0.0, ≤ 5.0.5

1 vendor · 1 product

References

2 links