CVE-2000-0209: Buffer Overflow
Buffer overflow in Lynx 2.x allows remote attackers to crash Lynx and possibly execute commands via a long URL in a malicious web page.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Remove
Remove
Lynxfrom your environment.Uninstall Lynx if it is not required to eliminate exposure to the buffer overflow triggered by long URLs in web pages.
- Compensating control
Prevent Lynx from loading untrusted or potentially malicious web pages: restrict web browsing to trusted sites via proxy or firewall rules, deploy a web proxy/WAF to block pages with abnormally long URLs, and/or run Lynx in an isolated sandbox or VM to limit impact if exploited.
Event History
Frequently Asked Questions
What is the severity of CVE-2000-0209?
CVE-2000-0209 has a critical severity level due to the potential for remote code execution and denial of service.
How do I fix CVE-2000-0209?
To fix CVE-2000-0209, upgrade to Lynx version 2.8.4 or later where the buffer overflow vulnerability has been addressed.
What types of systems are affected by CVE-2000-0209?
CVE-2000-0209 affects Lynx versions 2.7, 2.8, and specifically 2.8.3_dev22.
What can attackers do with CVE-2000-0209?
Attackers exploiting CVE-2000-0209 can crash Lynx or potentially execute arbitrary commands on the affected system.
When was CVE-2000-0209 discovered?
CVE-2000-0209 was discovered in 2000, indicating that it's a long-standing vulnerability that should be addressed promptly.