CVE-2020-25483
CVE-2020-25483 is a critical-severity vulnerability in Ucms Project Ucms 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-434.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 9% (95th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-434
- Affected product: Ucms Project Ucms
- Published:
- Last modified:
Description
An arbitrary command execution vulnerability exists in the fopen() function of file writes of UCMS v1.4.8, where an attacker can gain access to the server.
Frequently asked questions
- What is CVE-2020-25483?
- An arbitrary command execution vulnerability exists in the fopen() function of file writes of UCMS v1.4.8, where an attacker can gain access to the server.
- How severe is CVE-2020-25483?
- CVE-2020-25483 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-2020-25483 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-25483?
- CVE-2020-25483 affects Ucms Project Ucms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-25483?
- 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-2020-25483 published?
- CVE-2020-25483 was published on 2020-10-23 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:ucms_project:ucms:1.4.8:*:*:*:*:*:*:*
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- CVE-2022-28443 — Critical (CVSS 9.1): UCMS v1.6 was discovered to contain an arbitrary file deletion vulnerability.
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