Buffer overflow in the Cisco Firewall Services Module (FWSM) in Cisco Catalyst 6500 and…
Priority LOW 26Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Buffer overflow in the Cisco Firewall Services Module (FWSM) in Cisco Catalyst 6500 and 7600 series devices allows remote attackers to cause a denial of service (crash and reload) via HTTP auth requests for (1) TACACS+ or (2) RADIUS authentication.
Why it matters now
EPSS 0.01388 72nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 18
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:h:cisco:catalyst_6500:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_6500_ws-svc-nam-1:2.2\(1a\):*:*:*:*:*:*:* | 2.2(1a) | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_6500_ws-svc-nam-1:3.1\(1a\):*:*:*:*:*:*:* | 3.1(1a) | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_6500_ws-svc-nam-2:2.2\(1a\):*:*:*:*:*:*:* | 2.2(1a) | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_6500_ws-svc-nam-2:3.1\(1a\):*:*:*:*:*:*:* | 3.1(1a) | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_6500_ws-x6380-nam:2.1\(2\):*:*:*:*:*:*:* | 2.1(2) | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_6500_ws-x6380-nam:3.1\(1a\):*:*:*:*:*:*:* | 3.1(1a) | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_7600_ws-svc-nam-1:2.2\(1a\):*:*:*:*:*:*:* | 2.2(1a) | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_7600_ws-svc-nam-1:3.1\(1a\):*:*:*:*:*:*:* | 3.1(1a) | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_7600_ws-svc-nam-2:2.2\(1a\):*:*:*:*:*:*:* | 2.2(1a) | Vulnerable | Cisco |
- cpe:2.3:h:cisco:catalyst_6500:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_6500_ws-svc-nam-1:2.2\(1a\):*:*:*:*:*:*:* Versions 2.2(1a) Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_6500_ws-svc-nam-1:3.1\(1a\):*:*:*:*:*:*:* Versions 3.1(1a) Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_6500_ws-svc-nam-2:2.2\(1a\):*:*:*:*:*:*:* Versions 2.2(1a) Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_6500_ws-svc-nam-2:3.1\(1a\):*:*:*:*:*:*:* Versions 3.1(1a) Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_6500_ws-x6380-nam:2.1\(2\):*:*:*:*:*:*:* Versions 2.1(2) Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_6500_ws-x6380-nam:3.1\(1a\):*:*:*:*:*:*:* Versions 3.1(1a) Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_7600_ws-svc-nam-1:2.2\(1a\):*:*:*:*:*:*:* Versions 2.2(1a) Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_7600_ws-svc-nam-1:3.1\(1a\):*:*:*:*:*:*:* Versions 3.1(1a) Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_7600_ws-svc-nam-2:2.2\(1a\):*:*:*:*:*:*:* Versions 2.2(1a) Vulnerable ·Cisco
Show 8 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:h:cisco:catalyst_7600_ws-svc-nam-2:3.1\(1a\):*:*:*:*:*:*:* | 3.1(1a) | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_7600_ws-x6380-nam:2.1\(2\):*:*:*:*:*:*:* | 2.1(2) | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_7600_ws-x6380-nam:3.1\(1a\):*:*:*:*:*:*:* | 3.1(1a) | Vulnerable | Cisco |
| cpe:2.3:h:cisco:firewall_services_module:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
| cpe:2.3:h:cisco:firewall_services_module:1.1.2:*:*:*:*:*:*:* | 1.1.2 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:catos:5.4\(1\):*:*:*:*:*:*:* | 5.4(1) | Vulnerable | Cisco |
| cpe:2.3:o:cisco:catos:7.5\(1\):*:*:*:*:*:*:* | 7.5(1) | Vulnerable | Cisco |
| cpe:2.3:o:cisco:catos:7.6\(1\):*:*:*:*:*:*:* | 7.6(1) | Vulnerable | Cisco |
- cpe:2.3:h:cisco:catalyst_7600_ws-svc-nam-2:3.1\(1a\):*:*:*:*:*:*:* Versions 3.1(1a) Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_7600_ws-x6380-nam:2.1\(2\):*:*:*:*:*:*:* Versions 2.1(2) Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_7600_ws-x6380-nam:3.1\(1a\):*:*:*:*:*:*:* Versions 3.1(1a) Vulnerable ·Cisco
- cpe:2.3:h:cisco:firewall_services_module:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
- cpe:2.3:h:cisco:firewall_services_module:1.1.2:*:*:*:*:*:*:* Versions 1.1.2 Vulnerable ·Cisco
- cpe:2.3:o:cisco:catos:5.4\(1\):*:*:*:*:*:*:* Versions 5.4(1) Vulnerable ·Cisco
- cpe:2.3:o:cisco:catos:7.5\(1\):*:*:*:*:*:*:* Versions 7.5(1) Vulnerable ·Cisco
- cpe:2.3:o:cisco:catos:7.6\(1\):*:*:*:*:*:*:* Versions 7.6(1) Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2003-1001
- 2026-10-03 Alias added: GHSA-82xq-hwgg-3q4m
References
More Cisco Catalyst 6500 vulnerabilities
- TI-2012-03972 Stack-based buffer overflow in the DCERPC inspection engine on Cisco Adaptive Security… CVSS 2.0HIGH 9.0
- TI-2012-00329 Cisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services Module… CVSS 2.0HIGH 7.8
- TI-2011-02928 Cisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services module… CVSS 2.0HIGH 7.8
- TI-2012-03971 The SIP inspection engine on Cisco Adaptive Security Appliances (ASA) 5500 series… CVSS 2.0HIGH 7.8
- TI-2012-02645 Cisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services Module… CVSS 2.0HIGH 7.8
- TI-2012-00330 Cisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services Module… CVSS 2.0HIGH 7.8
Sources
- CVE-2003-1001 · CVE Program
- CVE-2003-1001 · NVD
- FIRST EPSS
- GHSA-82xq-hwgg-3q4m · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences