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Unrated severityNVD Advisory· Published Dec 11, 2000· Updated Jun 16, 2026

CVE-2000-1022

CVE-2000-1022

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

9
  • Cisco Systems, Inc./Pix Firewall Software8 versions
    cpe:2.3:o:cisco:pix_firewall_software:4.2\(1\):*:*:*:*:*:*:*+ 7 more
    • cpe:2.3:o:cisco:pix_firewall_software:4.2\(1\):*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:pix_firewall_software:4.2\(2\):*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:pix_firewall_software:4.2\(5\):*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:pix_firewall_software:4.3:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:pix_firewall_software:4.4\(4\):*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:pix_firewall_software:5.0:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:pix_firewall_software:5.1:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:pix_firewall_software:5.2:*:*:*:*:*:*:*
  • Cisco Systems, Inc./Secure Pix Firewallllm-fuzzy
    Range: <=5.2(2)

Patches

Vulnerability mechanics

References

5

News mentions

0

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