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CVE-2003-0258
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…
High7.5EPSS 2.2%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 2.2% · top 18% of all CVEs (2 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (3)
- VU#727780 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- 20030507 Cisco VPN 3000 Concentrator Vulnerabilities (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- cisco-vpn-unauth-access(11954) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .