How severe is CVE-2018-25233?

CVE-2018-25233 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2018-25233 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-25233?

CVE-2018-25233 affects Southrivertech Webdrive. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-25233?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2018-25233 have an EU (EUVD) identifier?

Yes. CVE-2018-25233 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21724.

When was CVE-2018-25233 published?

CVE-2018-25233 was published on 2026-03-30 and last updated on 2026-06-17.

CVE-2018-25233

CVE-2018-25233 is a medium-severity vulnerability in Southrivertech Webdrive with a CVSS 3.x base score of 6.2. 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-233.

Key facts

Severity: Medium (CVSS 3.x base score 6.2)
CVSS v4: 6.9
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2018-21724
Weakness: CWE-233
Affected product: Southrivertech Webdrive
Published: 2026-03-30
Last modified: 2026-06-17

Description

WebDrive 18.00.5057 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the username field during Secure WebDAV connection setup. Attackers can input a buffer-overflow payload of 5000 bytes in the username parameter and trigger a connection test to cause the application to crash.

Frequently asked questions

What is CVE-2018-25233?: WebDrive 18.00.5057 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the username field during Secure WebDAV connection setup. Attackers can input a buffer-overflow payload of 5000 bytes in the username parameter and trigger a connection test to cause the application to crash.
How severe is CVE-2018-25233?: CVE-2018-25233 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2018-25233 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-25233?: CVE-2018-25233 affects Southrivertech Webdrive. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-25233?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2018-25233 have an EU (EUVD) identifier?: Yes. CVE-2018-25233 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21724.
When was CVE-2018-25233 published?: CVE-2018-25233 was published on 2026-03-30 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:southrivertech:webdrive:18.00.5057:*:*:*:*:*:*:*

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