CVE-2000-1022: High severity Cisco Pix Firewall Software vulnerability
The mailguard feature in Cisco Secure PIX Firewall 5.2(2) and earlier does not properly restrict access to SMTP commands, which allows remote attackers to execute restricted commands by sending a DATA command before sending the restricted commands.
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2000-1022?
CVE-2000-1022 is considered a critical vulnerability that could allow remote attackers to execute restricted SMTP commands.
How do I fix CVE-2000-1022?
To fix CVE-2000-1022, upgrade the Cisco Secure PIX Firewall to a version later than 5.2(2) or apply the recommended patches.
What versions of Cisco PIX Firewall are affected by CVE-2000-1022?
CVE-2000-1022 affects Cisco PIX Firewall versions 5.2(2) and earlier, including multiple earlier 4.x releases.
What is the impact of exploiting CVE-2000-1022?
Exploiting CVE-2000-1022 allows attackers to gain unauthorized access to features of the firewall by bypassing command restrictions.
How can I mitigate the risks associated with CVE-2000-1022 if I cannot upgrade?
If you cannot upgrade, implement strict network controls and monitor traffic to the SMTP service to reduce exposure to CVE-2000-1022.