CVE-2021-31797

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.34% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 27.3% of scored records. A rank, not a probability.

NVD base score

5.1 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2021-09-01 23:58Z5 YR AGO

Last updated

2024-08-03 23:10Z2 YR AGO

Reserved

2021-04-25

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-331Insufficient EntropyBase
• CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')Class

Data version

5.1

Document digest

aca43d06ed6b425fa784367859037eb3ddb3521c655ae79a9937d4b047956fbf

• www.cyberark.comhttps://www.cyberark.com/resources/blogx_refsource_MISC
• seclists.orghttp://seclists.org/fulldisclosure/2021/Sep/2x_refsource_MISC
• korelogic.comhttps://korelogic.com/Resources/Advisories/KL-001-2021-009.txtx_refsource_MISC
• packetstormsecurity.comhttp://packetstormsecurity.com/files/164033/CyberArk-Credential-Provider-Race-Condition-Authorization-Bypass.htmlx_refsource_MISC