CVE-2003-1004
Cisco PIX firewall 6.2.x through 6.2.3, when configured as a VPN Client, allows remote attackers...
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2003-1004- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2003-1004- Updated
- 2026-11-02
EUVDEUVD-2003-0994 No score
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.
- Record
EUVD-2003-0994- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hcm5-h4f2-jg39 No score
Cisco PIX firewall 6.2.x through 6.2.3, when configured as a VPN Client, allows remote attackers...
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.
- Record
GHSA-hcm5-h4f2-jg39- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2003-1004 is a medium vulnerability (CVSS 5.0) in Cisco Pix Firewall, published December 17, 2003. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.31%, the 70th percentile. No source names a fixed version.