CVE-2002-2140
UnknownEPSS 1.99%
Last modified
CVE-2002-2140 is a vulnerability of currently unknown severity. Buffer overflow in Cisco PIX Firewall 5.2.x to 5.2.8, 6.0.x to 6.0.3, 6.1.x to 6.1.3, and 6.2.x to 6.2.1 allows remote attackers to cause a denial of service via HTTP traffic authentication using (1) TACACS+ or (2) RADIUS.. EPSS estimates a 1.99% chance of exploitation in the next 30 days.
Description
Buffer overflow in Cisco PIX Firewall 5.2.x to 5.2.8, 6.0.x to 6.0.3, 6.1.x to 6.1.3, and 6.2.x to 6.2.1 allows remote attackers to cause a denial of service via HTTP traffic authentication using (1) TACACS+ or (2) RADIUS.
Metrics
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Pix Firewall Software | 5.2 |
| Cisco | Pix Firewall Software | 5.2\(1\) |
| Cisco | Pix Firewall Software | 5.2\(2\) |
| Cisco | Pix Firewall Software | 5.2\(3\) |
| Cisco | Pix Firewall Software | 5.2\(4\) |
| Cisco | Pix Firewall Software | 5.2\(5\) |
| Cisco | Pix Firewall Software | 5.2\(6\) |
| Cisco | Pix Firewall Software | 5.2\(7\) |
| Cisco | Pix Firewall Software | 5.2\(8\) |
| Cisco | Pix Firewall Software | 6.0 |
| Cisco | Pix Firewall Software | 6.0\(1\) |
| Cisco | Pix Firewall Software | 6.0\(2\) |
| Cisco | Pix Firewall Software | 6.0\(3\) |
| Cisco | Pix Firewall Software | 6.1 |
| Cisco | Pix Firewall Software | 6.1\(1\) |
| Cisco | Pix Firewall Software | 6.1\(2\) |
| Cisco | Pix Firewall Software | 6.1\(3\) |
| Cisco | Pix Firewall Software | 6.2 |
| Cisco | Pix Firewall Software | 6.2\(1\) |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2002-2140?
Buffer overflow in Cisco PIX Firewall 5.2.x to 5.2.8, 6.0.x to 6.0.3, 6.1.x to 6.1.3, and 6.2.x to 6.2.1 allows remote attackers to cause a denial of service via HTTP traffic authentication using (1) TACACS+ or (2) RADIUS.
How severe is CVE-2002-2140?
Severity scoring for CVE-2002-2140 is pending analysis. The EPSS model estimates a 1.99% probability of exploitation in the next 30 days.
How do I fix CVE-2002-2140?
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-2002-2140?
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