Memory leak in Cisco Content Switching Module (CSM) 4.2(3) up to 4.2(8) and Cisco Content…
Priority LOW 38CWE-399Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-399 and the CVSS impact.
Summary
Memory leak in Cisco Content Switching Module (CSM) 4.2(3) up to 4.2(8) and Cisco Content Switching Module with SSL (CSM-S) 2.1(2) up to 2.1(7) allows remote attackers to cause a denial of service (memory consumption) via TCP segments with an unspecified combination of TCP flags.
Why it matters now
EPSS 0.01916 79th 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 · 13
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:cisco_content_switching_module:4.2.3:*:*:*:*:*:*:* | 4.2.3 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:cisco_content_switching_module:4.2.3a:*:*:*:*:*:*:* | 4.2.3a | Vulnerable | Cisco |
| cpe:2.3:a:cisco:cisco_content_switching_module:4.2.4:*:*:*:*:*:*:* | 4.2.4 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:cisco_content_switching_module:4.2.5:*:*:*:*:*:*:* | 4.2.5 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:cisco_content_switching_module:4.2.6:*:*:*:*:*:*:* | 4.2.6 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:cisco_content_switching_module:4.2.7:*:*:*:*:*:*:* | 4.2.7 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:cisco_content_switching_module:4.2.8:*:*:*:*:*:*:* | 4.2.8 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:cisco_content_switching_module_ssl:2.1.2:*:*:*:*:*:*:* | 2.1.2 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:cisco_content_switching_module_ssl:2.1.3:*:*:*:*:*:*:* | 2.1.3 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:cisco_content_switching_module_ssl:2.1.4:*:*:*:*:*:*:* | 2.1.4 | Vulnerable | Cisco |
- cpe:2.3:a:cisco:cisco_content_switching_module:4.2.3:*:*:*:*:*:*:* Versions 4.2.3 Vulnerable ·Cisco
- cpe:2.3:a:cisco:cisco_content_switching_module:4.2.3a:*:*:*:*:*:*:* Versions 4.2.3a Vulnerable ·Cisco
- cpe:2.3:a:cisco:cisco_content_switching_module:4.2.4:*:*:*:*:*:*:* Versions 4.2.4 Vulnerable ·Cisco
- cpe:2.3:a:cisco:cisco_content_switching_module:4.2.5:*:*:*:*:*:*:* Versions 4.2.5 Vulnerable ·Cisco
- cpe:2.3:a:cisco:cisco_content_switching_module:4.2.6:*:*:*:*:*:*:* Versions 4.2.6 Vulnerable ·Cisco
- cpe:2.3:a:cisco:cisco_content_switching_module:4.2.7:*:*:*:*:*:*:* Versions 4.2.7 Vulnerable ·Cisco
- cpe:2.3:a:cisco:cisco_content_switching_module:4.2.8:*:*:*:*:*:*:* Versions 4.2.8 Vulnerable ·Cisco
- cpe:2.3:a:cisco:cisco_content_switching_module_ssl:2.1.2:*:*:*:*:*:*:* Versions 2.1.2 Vulnerable ·Cisco
- cpe:2.3:a:cisco:cisco_content_switching_module_ssl:2.1.3:*:*:*:*:*:*:* Versions 2.1.3 Vulnerable ·Cisco
- cpe:2.3:a:cisco:cisco_content_switching_module_ssl:2.1.4:*:*:*:*:*:*:* Versions 2.1.4 Vulnerable ·Cisco
Show 3 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:cisco_content_switching_module_ssl:2.1.5:*:*:*:*:*:*:* | 2.1.5 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:cisco_content_switching_module_ssl:2.1.6:*:*:*:*:*:*:* | 2.1.6 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:cisco_content_switching_module_ssl:2.1.7:*:*:*:*:*:*:* | 2.1.7 | Vulnerable | Cisco |
- cpe:2.3:a:cisco:cisco_content_switching_module_ssl:2.1.5:*:*:*:*:*:*:* Versions 2.1.5 Vulnerable ·Cisco
- cpe:2.3:a:cisco:cisco_content_switching_module_ssl:2.1.6:*:*:*:*:*:*:* Versions 2.1.6 Vulnerable ·Cisco
- cpe:2.3:a:cisco:cisco_content_switching_module_ssl:2.1.7:*:*:*:*:*:*:* Versions 2.1.7 Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2008-1749
- 2026-10-03 Alias added: GHSA-x76p-642h-cfgv
References
Sources
- CVE-2008-1749 · CVE Program
- CVE-2008-1749 · NVD
- FIRST EPSS
- GHSA-x76p-642h-cfgv · GitHub Advisory Database · CC BY 4.0
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