How severe is CVE-2020-7863?

CVE-2020-7863 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-7863 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-7863?

CVE-2020-7863 affects Raonwiz Raon K Upload. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-7863?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-7863 published?

CVE-2020-7863 was published on 2021-08-05 and last updated on 2026-06-17.

CVE-2020-7863

CVE-2020-7863 is a high-severity vulnerability in Raonwiz Raon K Upload with a CVSS 3.x base score of 8.8. 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-20.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.3
EPSS exploit prediction: 1% (71st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Raonwiz Raon K Upload
Published: 2021-08-05
Last modified: 2026-06-17

Description

A vulnerability in File Transfer Solution of Raonwiz could allow arbitrary command execution as the result of viewing a specially-crafted web page. This vulnerability is due to insufficient validation of the parameter of the specific method. An attacker could exploit this vulnerability by setting the parameter to the command they want to execute. A successful exploit could allow the attacker to execute arbitrary commands on a target system as the user. However, the victim must run the Internet Explorer browser with administrator privileges because of the cross-domain policy.

Frequently asked questions

What is CVE-2020-7863?: A vulnerability in File Transfer Solution of Raonwiz could allow arbitrary command execution as the result of viewing a specially-crafted web page. This vulnerability is due to insufficient validation of the parameter of the specific method. An attacker could exploit this vulnerability by setting the parameter to the command they want to execute. A successful exploit could allow the attacker to execute arbitrary commands on a target system as the user. However, the victim must run the Internet Explorer browser with administrator privileges because of the cross-domain policy.
How severe is CVE-2020-7863?: CVE-2020-7863 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-7863 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-7863?: CVE-2020-7863 affects Raonwiz Raon K Upload. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-7863?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-7863 published?: CVE-2020-7863 was published on 2021-08-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:raonwiz:raon_k_upload:*:*:*:*:*:*:*:*

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