CVE-2019-15678
CRITICALCVSS 9.8/10EPSS 13.15%
Last modified
CVE-2019-15678 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. TightVNC code version 1.3.10 contains heap buffer overflow in rfbServerCutText handler, which can potentially result code execution.. This attack appear to be exploitable via network connectivity.. EPSS estimates a 13.15% chance of exploitation in the next 30 days.
Description
TightVNC code version 1.3.10 contains heap buffer overflow in rfbServerCutText handler, which can potentially result code execution.. This attack appear to be exploitable via network connectivity.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Tightvnc | Tightvnc | 1.3.10 |
References
- https://www.openwall.com/lists/oss-security/2018/12/10/5Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2018/12/10/5Mailing List, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-15678?
TightVNC code version 1.3.10 contains heap buffer overflow in rfbServerCutText handler, which can potentially result code execution.. This attack appear to be exploitable via network connectivity.
How severe is CVE-2019-15678?
CVE-2019-15678 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 13.15% probability of exploitation in the next 30 days.
How do I fix CVE-2019-15678?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2019-15678?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST