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Unrated severityNVD Advisory· Published May 27, 2003· Updated Jun 16, 2026

CVE-2003-0258

CVE-2003-0258

Description

Cisco VPN 3000 series concentrators and Cisco VPN 3002 Hardware Client 3.5.x through 4.0.REL, when enabling IPSec over TCP for a port on the concentrator, allow remote attackers to reach the private network without authentication.

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

Affected products

25
  • Cisco Systems, Inc./VPN 3002 Hardware Client2 versions
    cpe:2.3:a:cisco:vpn_3002_hardware_client:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:cisco:vpn_3002_hardware_client:*:*:*:*:*:*:*:*
    • (no CPE)range: 3.5.x through 4.0.REL
  • Cisco Systems, Inc./VPN 3080 Concentrator2 versions
    cpe:2.3:h:cisco:vpn_3015_concentrator:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:h:cisco:vpn_3015_concentrator:*:*:*:*:*:*:*:*
    • cpe:2.3:h:cisco:vpn_3080_concentrator:*:*:*:*:*:*:*:*
  • Cisco Systems, Inc./VPN 3030 Concentator
    cpe:2.3:h:cisco:vpn_3030_concentator:*:*:*:*:*:*:*:*
  • Cisco Systems, Inc./VPN 3060 Concentrator
    cpe:2.3:h:cisco:vpn_3060_concentrator:*:*:*:*:*:*:*:*
  • Cisco Systems, Inc./VPN 3000 Concentrator Series Software19 versions
    cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.5.1:*:*:*:*:*:*:*+ 18 more
    • cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.5.1:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.5.2:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.5.3:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.5.4:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.5.5:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.5\(rel\):*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.1:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.3:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.5:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7.a:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7.b:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7.c:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7.d:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7d:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.0:*:*:*:*:*:*:*
    • cpe:2.3:o:cisco:vpn_3005_concentrator_software:4.0.1:*:*:*:*:*:*:*
    • (no CPE)range: 3.5.x through 4.0.REL

Patches

Vulnerability mechanics

References

3

News mentions

0

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