Stack-based buffer overflow in the DCERPC inspection engine on Cisco Adaptive Security…
Priority MEDIUM 46CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Partial · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Stack-based buffer overflow in the DCERPC inspection engine on Cisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services Module (ASASM) in Cisco Catalyst 6500 series devices, with software 8.3 before 8.3(2.34), 8.4 before 8.4(4.4), 8.5 before 8.5(1.13), and 8.6 before 8.6(1.3) and the Firewall Services Module (FWSM) 4.1 before 4.1(9) in Cisco Catalyst 6500 series switches and 7600 series routers might allow remote attackers to execute arbitrary code via a crafted DCERPC packet, aka Bug IDs CSCtr21359 and CSCtr27522.
Why it matters now
EPSS 0.04047 90th 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 · 23
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cisco:adaptive_security_appliance_software:8.3\(1\):*:*:*:*:*:*:* | 8.3(1) | Vulnerable | Cisco |
| cpe:2.3:o:cisco:adaptive_security_appliance_software:8.3\(2\):*:*:*:*:*:*:* | 8.3(2) | Vulnerable | Cisco |
| cpe:2.3:o:cisco:adaptive_security_appliance_software:8.4:*:*:*:*:*:*:* | 8.4 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:adaptive_security_appliance_software:8.4\(1\):*:*:*:*:*:*:* | 8.4(1) | Vulnerable | Cisco |
| cpe:2.3:o:cisco:adaptive_security_appliance_software:8.4\(1.11\):*:*:*:*:*:*:* | 8.4(1.11) | Vulnerable | Cisco |
| cpe:2.3:o:cisco:adaptive_security_appliance_software:8.4\(2\):*:*:*:*:*:*:* | 8.4(2) | Vulnerable | Cisco |
| cpe:2.3:o:cisco:adaptive_security_appliance_software:8.4\(2.11\):*:*:*:*:*:*:* | 8.4(2.11) | Vulnerable | Cisco |
| cpe:2.3:o:cisco:adaptive_security_appliance_software:8.5:*:*:*:*:*:*:* | 8.5 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:adaptive_security_appliance_software:8.5\(1\):*:*:*:*:*:*:* | 8.5(1) | Vulnerable | Cisco |
| cpe:2.3:o:cisco:adaptive_security_appliance_software:8.5\(1.4\):*:*:*:*:*:*:* | 8.5(1.4) | Vulnerable | Cisco |
- cpe:2.3:o:cisco:adaptive_security_appliance_software:8.3\(1\):*:*:*:*:*:*:* Versions 8.3(1) Vulnerable ·Cisco
- cpe:2.3:o:cisco:adaptive_security_appliance_software:8.3\(2\):*:*:*:*:*:*:* Versions 8.3(2) Vulnerable ·Cisco
- cpe:2.3:o:cisco:adaptive_security_appliance_software:8.4:*:*:*:*:*:*:* Versions 8.4 Vulnerable ·Cisco
- cpe:2.3:o:cisco:adaptive_security_appliance_software:8.4\(1\):*:*:*:*:*:*:* Versions 8.4(1) Vulnerable ·Cisco
- cpe:2.3:o:cisco:adaptive_security_appliance_software:8.4\(1.11\):*:*:*:*:*:*:* Versions 8.4(1.11) Vulnerable ·Cisco
- cpe:2.3:o:cisco:adaptive_security_appliance_software:8.4\(2\):*:*:*:*:*:*:* Versions 8.4(2) Vulnerable ·Cisco
- cpe:2.3:o:cisco:adaptive_security_appliance_software:8.4\(2.11\):*:*:*:*:*:*:* Versions 8.4(2.11) Vulnerable ·Cisco
- cpe:2.3:o:cisco:adaptive_security_appliance_software:8.5:*:*:*:*:*:*:* Versions 8.5 Vulnerable ·Cisco
- cpe:2.3:o:cisco:adaptive_security_appliance_software:8.5\(1\):*:*:*:*:*:*:* Versions 8.5(1) Vulnerable ·Cisco
- cpe:2.3:o:cisco:adaptive_security_appliance_software:8.5\(1.4\):*:*:*:*:*:*:* Versions 8.5(1.4) Vulnerable ·Cisco
Show 13 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cisco:adaptive_security_appliance_software:8.6:*:*:*:*:*:*:* | 8.6 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:adaptive_security_appliance_software:8.6\(1\):*:*:*:*:*:*:* | 8.6(1) | Vulnerable | Cisco |
| cpe:2.3:h:cisco:5500_series_adaptive_security_appliance:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
| cpe:2.3:h:cisco:7600_router:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_6500:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_6503-e:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_6504-e:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_6506-e:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_6509-e:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_6509-neb-a:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_6509-v-e:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_6513:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Cisco |
| cpe:2.3:h:cisco:catalyst_6513-e:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Cisco |
- cpe:2.3:o:cisco:adaptive_security_appliance_software:8.6:*:*:*:*:*:*:* Versions 8.6 Vulnerable ·Cisco
- cpe:2.3:o:cisco:adaptive_security_appliance_software:8.6\(1\):*:*:*:*:*:*:* Versions 8.6(1) Vulnerable ·Cisco
- cpe:2.3:h:cisco:5500_series_adaptive_security_appliance:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
- cpe:2.3:h:cisco:7600_router:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_6500:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_6503-e:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_6504-e:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_6506-e:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_6509-e:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_6509-neb-a:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_6509-v-e:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_6513:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Cisco
- cpe:2.3:h:cisco:catalyst_6513-e:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2012-4661
- 2026-10-03 Alias added: GHSA-949w-qxfg-2pvp
References
More Cisco 5500 Series Adaptive Security Appliance vulnerabilities
- TI-2012-00331 Buffer overflow in the Cisco Port Forwarder ActiveX control in cscopf.ocx, as distributed… CVSS 2.0HIGH 9.3
- TI-2010-04403 The WebVPN implementation on Cisco Adaptive Security Appliances (ASA) 5500 series devices… CVSS 2.0HIGH 9.0
- TI-2010-04398 Cisco Adaptive Security Appliances (ASA) 5500 series devices with software before 8.2(3)… CVSS 2.0HIGH 9.0
- TI-2011-00330 Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 7.0 before… CVSS 2.0HIGH 7.8
- TI-2010-04393 The Neighbor Discovery (ND) protocol implementation in the IPv6 stack on Cisco Adaptive… CVSS 2.0HIGH 7.8
- TI-2012-00329 Cisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services Module… CVSS 2.0HIGH 7.8
Sources
- CVE-2012-4661 · CVE Program
- CVE-2012-4661 · NVD
- FIRST EPSS
- GHSA-949w-qxfg-2pvp · 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