CVE-2000-0453
UnknownEPSS 2.96%
Last modified
CVE-2000-0453 is a vulnerability of currently unknown severity. XFree86 3.3.x and 4.0 allows a user to cause a denial of service via a negative counter value in a malformed TCP packet that is sent to port 6000.. EPSS estimates a 2.96% chance of exploitation in the next 30 days.
Description
XFree86 3.3.x and 4.0 allows a user to cause a denial of service via a negative counter value in a malformed TCP packet that is sent to port 6000.
Metrics
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Xfree86 Project | X11r6 | 3.3.5 |
| Xfree86 Project | X11r6 | 3.3.6 |
| Xfree86 Project | X11r6 | 4.0 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2000-0453?
XFree86 3.3.x and 4.0 allows a user to cause a denial of service via a negative counter value in a malformed TCP packet that is sent to port 6000.
How severe is CVE-2000-0453?
Severity scoring for CVE-2000-0453 is pending analysis. The EPSS model estimates a 2.96% probability of exploitation in the next 30 days.
How do I fix CVE-2000-0453?
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.
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Are you affected by CVE-2000-0453?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST