CVE-2023-42277
CVE-2023-42277 is a critical-severity vulnerability in Hutool with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-120.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 1% (51st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-120
- Affected product: Hutool
- Published:
- Last modified:
Description
hutool v5.8.21 was discovered to contain a buffer overflow via the component jsonObject.putByPath.
Frequently asked questions
- What is CVE-2023-42277?
- hutool v5.8.21 was discovered to contain a buffer overflow via the component jsonObject.putByPath.
- How severe is CVE-2023-42277?
- CVE-2023-42277 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2023-42277 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-42277?
- CVE-2023-42277 affects Hutool. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-42277?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2023-42277 published?
- CVE-2023-42277 was published on 2023-09-08 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:hutool:hutool:5.8.21:*:*:*:*:*:*:*
More vulnerabilities in Hutool
- CVE-2023-42276 — Critical (CVSS 9.8): hutool v5.8.21 was discovered to contain a buffer overflow via the component jsonArray.
- CVE-2023-24163 — Critical (CVSS 9.8): SQL Inection vulnerability in Dromara hutool before 5.8.21 allows attacker to execute arbitrary code via the aviator…
- CVE-2023-24162 — Critical (CVSS 9.8): Deserialization vulnerability in Dromara Hutool v5.8.11 allows attacker to execute arbitrary code via the…
- CVE-2022-22885 — Critical (CVSS 9.8): Hutool v5.7.18's HttpRequest was discovered to ignore all TLS/SSL certificate validation.
- CVE-2023-51080 — High (CVSS 7.5): The NumberUtil.toBigDecimal method in hutool-core v5.8.23 was discovered to contain a stack overflow.
- CVE-2023-51075 — High (CVSS 7.5): hutool-core v5.8.23 was discovered to contain an infinite loop in the StrSplitter.splitByRegex function. This…
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