CVE-2023-34207
CVE-2023-34207 is a critical-severity vulnerability in Easyuse Mailhunter Ultimate with a CVSS 3.x base score of 9.9. 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-434.
Key facts
- Severity: Critical (CVSS 3.x base score 9.9)
- EPSS exploit prediction: 1% (46th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-434
- Affected product: Easyuse Mailhunter Ultimate
- Published:
- Last modified:
Description
Unrestricted upload of file with dangerous type vulnerability in create template function in EasyUse MailHunter Ultimate 2023 and earlier allows remote authenticated users to perform arbitrary system commands with ‘NT Authority\SYSTEM‘ privilege via a crafted ZIP archive.
Frequently asked questions
- What is CVE-2023-34207?
- Unrestricted upload of file with dangerous type vulnerability in create template function in EasyUse MailHunter Ultimate 2023 and earlier allows remote authenticated users to perform arbitrary system commands with ‘NT Authority\SYSTEM‘ privilege via a crafted ZIP archive.
- How severe is CVE-2023-34207?
- CVE-2023-34207 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2023-34207 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-34207?
- CVE-2023-34207 affects Easyuse Mailhunter Ultimate. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-34207?
- 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-2023-34207 published?
- CVE-2023-34207 was published on 2023-10-17 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:easyuse:mailhunter_ultimate:*:*:*:*:*:*:*:*
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