What’s Vulnerable › Vulnerabilities

CVE-2003-1004

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2004-01-05 · updated 2026-06-16

Description

Cisco PIX firewall 6.2.x through 6.2.3, when configured as a VPN Client, allows remote attackers to cause a denial of service (dropped IPSec tunnel connection) via an IKE Phase I negotiation request to the outside interface of the firewall.

Affected products

• Cisco Pix Firewall: 6.2.2_.111
• Cisco Pix Firewall Software: 6.2, 6.2(1), 6.2(2), 6.2(3), 6.2(3.100)

References

• http://www.cisco.com/warp/public/707/cisco-sa-20031215-pix.shtml
• http://www.cisco.com/warp/public/707/cisco-sa-20031215-pix.shtml

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