CVE-2018-25243
CVE-2018-25243 is a medium-severity vulnerability 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-763.
Key facts
- Severity: Medium (CVSS 3.x base score 6.2)
- CVSS v4: 6.9
- EPSS exploit prediction: 0% (2nd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2018-21740
- Weakness: CWE-763
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is 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.
- How severe is CVE-2018-25243?
- CVE-2018-25243 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-2018-25243 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2018-25243?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2018-25243 have an EU (EUVD) identifier?
- Yes. CVE-2018-25243 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-21740.
- When was CVE-2018-25243 published?
- CVE-2018-25243 was published on 2026-04-04 and last updated on 2026-06-17.
References
- https://www.exploit-db.com/exploits/46199
- https://www.microsoft.com/store/productId/9MXS9JVDP25V
- https://www.vulncheck.com/advisories/fasttube-denial-of-service-via-search
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