CVE-2023-30421 — LOW (2.9) — White Hats Nepal

Vulnerability Description

mystrtod in mjson 1.2.7 requires more than a billion iterations during processing of certain digit strings such as 8891110122900e913013935755114.

CVSS Score

2.9

LOW

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

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Related Weaknesses (CWE)

CWE-407

References

https://github.com/boofish/json_bugs/blob/main/mjson
https://github.com/cesanta/mjson/releases

FAQ

What is CVE-2023-30421?

CVE-2023-30421 is a vulnerability with a CVSS score of 2.9 (LOW). mystrtod in mjson 1.2.7 requires more than a billion iterations during processing of certain digit strings such as 8891110122900e913013935755114.

How severe is CVE-2023-30421?

CVE-2023-30421 has been rated LOW with a CVSS base score of 2.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-30421?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.