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.

CVSS 4.0

6.9CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.2% chance of exploitation in the next 30 days; higher than 10% of CVEs (scores of 2026-10-25)

CWE

CWE-233

Published

2026-03-30

Modified

2026-10-07

Record from

the NVD, synced 2026-10-19

Affected

• southrivertech:webdrive

References

• https://webdrive.com/
• https://webdrive.com/download/
• https://www.exploit-db.com/exploits/45761
• https://www.vulncheck.com/advisories/webdrive-denial-of-service-via-secure-webdav

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