Medium severity · published Oct 20, 2020
CVE-2020-4491
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…
5.5
CVSS
0.3%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 22% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SS
Spectrum Scale · Ibm
after 4.2.0.0 through 4.2.3.22; after 5.0.0.0 through 5.0.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-4491
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-4491
VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/181991
Patch
https://www.ibm.com/support/pages/node/6349465
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