Vulnerability in Smartvpn Smart Vpn
CVE-2018-25239
Smart VPN 1.1.3.0 contains a denial of service vulnerability that allows local attackers to crash the application by submitting oversized input through the search interface. Attackers can paste a buffer of 2100 characters into the top right search bar to trigger an unhandled exception that crashes the application.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.002 (7.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Smartvpn Smart Vpn — versions 1.1.3.0
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/46272 (exploit)
- www.microsoft.com/store/productId/9NH1G93D4HKR (product)
- www.vulncheck.com/advisories/smart-vpn-denial-of-service-via-search (third-party-advisory)
Frequently asked questions
- What is CVE-2018-25239?
- CVE-2018-25239 is a medium-severity vulnerability in Smartvpn Smart Vpn, classified under Use of Externally-Controlled Input to Select Classes or Code (Unsafe Reflection). CVSS score: 6.2/10. Published 2026-04-04.
- How severe is CVE-2018-25239?
- Medium severity. CVSS v3 base score is 6.2 out of 10.