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01 Record

CVE-2021-24033

react-dev-utils prior to v11.0.4 exposes a function, getProcessForPort, where an input argument is concatenated into a command string to be executed. This function is typically used from react-scripts

UnratedPUBLISHEDCNA: facebook
CNA base scoreUnratedNo CNA CVSS vector

02 Description

react-dev-utils prior to v11.0.4 exposes a function, getProcessForPort, where an input argument is concatenated into a command string to be executed. This function is typically used from react-scripts

03 Exploitation and scoring

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
3.28% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 88.4% of scored records. A rank, not a probability.
NVD base score
5.6 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Moderate. Red Hat's rating for its own products, not a CVSS rating.

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.

04 Metadata

Published
2021-03-09 00:25Z5 YR AGO
Last updated
2024-08-03 19:21Z2 YR AGO
Reserved
2021-01-13
Assigning CNA
facebook
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')Base
  • CWE-88Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')Base
Data version
5.1
Document digest
26508e6df9dd50627b3dba3dae3dccd6105980db4349462bc5a24abda73e226f

05 Affected products

VendorProductVersionsPlatforms
Facebookreact-dev-utils< 11.0.4—

06 References