Cisco IOS 12.0 through 12.4 on Cisco 10000, uBR10012 and uBR7200 series devices handles…
Priority MEDIUM 43Published · 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 · Partial · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Cisco IOS 12.0 through 12.4 on Cisco 10000, uBR10012 and uBR7200 series devices handles external UDP packets that are sent to 127.0.0.0/8 addresses intended for IPC communication within the device, which allows remote attackers to cause a denial of service (device or linecard reload) via crafted UDP packets, a different vulnerability than CVE-2008-3806.
Why it matters now
EPSS 0.03299 88th 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 · 11
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cisco:ios:12.2b:*:*:*:*:*:*:* | 12.2b | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios:12.2ca:*:*:*:*:*:*:* | 12.2ca | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios:12.2l:*:*:*:*:*:*:* | 12.2l | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios:12.2rc:*:*:*:*:*:*:* | 12.2rc | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios:12.2s:*:*:*:*:*:*:* | 12.2s | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios:12.2t:*:*:*:*:*:*:* | 12.2t | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios:12.2zx:*:*:*:*:*:*:* | 12.2zx | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios:12.3bc:*:*:*:*:*:*:* | 12.3bc | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios:12.3t:*:*:*:*:*:*:* | 12.3t | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios:12.3xi:*:*:*:*:*:*:* | 12.3xi | Vulnerable | Cisco |
- cpe:2.3:o:cisco:ios:12.2b:*:*:*:*:*:*:* Versions 12.2b Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios:12.2ca:*:*:*:*:*:*:* Versions 12.2ca Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios:12.2l:*:*:*:*:*:*:* Versions 12.2l Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios:12.2rc:*:*:*:*:*:*:* Versions 12.2rc Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios:12.2s:*:*:*:*:*:*:* Versions 12.2s Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios:12.2t:*:*:*:*:*:*:* Versions 12.2t Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios:12.2zx:*:*:*:*:*:*:* Versions 12.2zx Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios:12.3bc:*:*:*:*:*:*:* Versions 12.3bc Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios:12.3t:*:*:*:*:*:*:* Versions 12.3t Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios:12.3xi:*:*:*:*:*:*:* Versions 12.3xi Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2008-3805
- 2026-10-03 Alias added: GHSA-chmv-527h-xmg2
References
More Cisco Ios vulnerabilities
- TI-2018-00138 Improper input validation in Cisco IOS and IOS XE KEVCVSS 3.1CRITICAL 9.8
- TI-2017-09019 Improper input validation in Cisco IOS and IOS XE KEVCVSS 3.1CRITICAL 9.8
- TI-2017-02977 Improper input validation in Cisco IOS and IOS XE Software KEVCVSS 3.1CRITICAL 9.8
- TI-2018-00135 Memory corruption in Cisco IOS, IOS XE, and IOS XR KEVCVSS 3.1HIGH 8.8
- TI-2017-04499 Memory corruption in Cisco IOS KEVCVSS 3.1HIGH 8.8
- TI-2017-04498 Memory corruption in Cisco IOS KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2008-3805 · CVE Program
- CVE-2008-3805 · NVD
- FIRST EPSS
- GHSA-chmv-527h-xmg2 · 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