What is CVE-2023-42276?

CVE-2023-42276 is a critical-severity vulnerability in Hutool, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2023-09-08.

How severe is CVE-2023-42276?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Hutool

CVE-2023-42276

hutool v5.8.21 was discovered to contain a buffer overflow via the component jsonArray.

Vulnerability class: Buffer Overflow

EPSS: 0.008 (51.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Hutool
N/a — versions n/a

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

cve@mitre.org (Exploit, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2023-42276?: CVE-2023-42276 is a critical-severity vulnerability in Hutool, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2023-09-08.
How severe is CVE-2023-42276?: Critical severity. CVSS v3 base score is 9.8 out of 10.