Vulnerability in Fasttube
CVE-2018-25243
FastTube 1.0.1.0 contains a denial of service vulnerability that allows local attackers to crash the application by submitting an excessively long string to the search functionality. Attackers can paste a buffer of 1900 characters into the search bar and trigger a crash when the search operation is executed.
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: 0.001 (1.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 1.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000
Affected products
- Fasttube — versions 1.0.1.0
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/46199 (exploit)
- www.microsoft.com/store/productId/9MXS9JVDP25V (product)
- www.vulncheck.com/advisories/fasttube-denial-of-service-via-search (third-party-advisory)
Frequently asked questions
- What is CVE-2018-25243?
- CVE-2018-25243 is a medium-severity vulnerability in Fasttube, classified under Release of Invalid Pointer or Reference. CVSS score: 6.2/10. Published 2026-04-04.
- How severe is CVE-2018-25243?
- Medium severity. CVSS v3 base score is 6.2 out of 10.