High severity · published Mar 8, 2021
CVE-2021-21506
PowerScale OneFS 8.1.2,8.2.2 and 9.1.0 contains an improper input sanitization issue in its API handler
8.8
CVSS
1.1%
EPSS
No
On KEV
Description
PowerScale OneFS 8.1.2,8.2.2 and 9.1.0 contains an improper input sanitization issue in its API handler. An un-authtenticated with ISI_PRIV_SYS_SUPPORT and ISI_PRIV_LOGIN_PAPI privileges could potentially exploit this vulnerability, leading to potential privileges escalation.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 65% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EP
Emc Powerscale Onefs · Dell
8.1.2; 8.2.2; 9.1.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-21506
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-21506
Vendor Advisory
https://www.dell.com/support/kbdoc/000183717
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