CVE-1999-0441: Buffer Overflow
Remote attackers can perform a denial of service in WinGate machines using a buffer overflow in the Winsock Redirector Service.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Remove
Remove
Qbik WinGatefrom your environment.If WinGate is not required, uninstall Qbik WinGate from affected systems or isolate affected hosts from networks where remote access is possible.
- Configuration
If the Winsock Redirector Service is not required, disable or stop the Winsock Redirector Service on affected WinGate hosts to prevent remote exploitation that can cause denial of service.
Qbik WinGate (Winsock Redirector Service) Winsock Redirector Service enabled = disabled - Compensating control
Restrict or block network access to the Winsock Redirector Service from untrusted networks (for example, add firewall/ACL rules to prevent remote access to the service/host) to reduce exposure to remote attackers.
- Operational
No fixed versions are known. Monitor vendor advisories for a patch or fixed version and apply vendor-supplied updates as soon as they become available; until then, maintain the mitigations above.
Event History
Frequently Asked Questions
What is the severity of CVE-1999-0441?
CVE-1999-0441 has been classified as a denial of service vulnerability that significantly affects WinGate 3.0.
How do I fix CVE-1999-0441?
To remediate CVE-1999-0441, users should upgrade to a patched version of WinGate that addresses this buffer overflow vulnerability.
What type of attack does CVE-1999-0441 involve?
CVE-1999-0441 involves a buffer overflow attack that can lead to a denial of service on WinGate machines.
Which versions of WinGate are affected by CVE-1999-0441?
CVE-1999-0441 specifically affects WinGate version 3.0.
Who can exploit CVE-1999-0441?
Remote attackers can exploit CVE-1999-0441 to perform denial of service attacks against vulnerable WinGate systems.