Cisco IOS XE 3.8S(.2) and earlier does not properly use a DHCP pool during assignment of…
Priority LOW 30CWE-399Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- 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
Cisco IOS XE 3.8S(.2) and earlier does not properly use a DHCP pool during assignment of an IP address, which allows remote authenticated users to cause a denial of service (device reload) via an AAA packet that triggers an address requirement, aka Bug ID CSCuh04949.
Why it matters now
EPSS 0.00937 61st 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 · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:* | up to 3.8s\(.2\) | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:3.7.0s:*:*:*:*:*:*:* | 3.7.0s | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:3.7.1s:*:*:*:*:*:*:* | 3.7.1s | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:3.7.2s:*:*:*:*:*:*:* | 3.7.2s | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:3.8.0s:*:*:*:*:*:*:* | 3.8.0s | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:3.8s\(.0\):*:*:*:*:*:*:* | 3.8s(.0) | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:3.8s\(.1\):*:*:*:*:*:*:* | 3.8s(.1) | Vulnerable | Cisco |
- cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:* Versions up to 3.8s\(.2\) Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:3.7.0s:*:*:*:*:*:*:* Versions 3.7.0s Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:3.7.1s:*:*:*:*:*:*:* Versions 3.7.1s Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:3.7.2s:*:*:*:*:*:*:* Versions 3.7.2s Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:3.8.0s:*:*:*:*:*:*:* Versions 3.8.0s Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:3.8s\(.0\):*:*:*:*:*:*:* Versions 3.8s(.0) Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:3.8s\(.1\):*:*:*:*:*:*:* Versions 3.8s(.1) Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2013-6692
- 2026-10-03 Alias added: GHSA-6vv4-rrfh-pcgh
References
More Cisco Ios Xe vulnerabilities
- TI-2023-06904 Cisco is providing an update for the ongoing investigation into observed exploitation of… KEVCVSS 3.1CRITICAL 10.0
- TI-2018-00122 Memory corruption 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-2017-04498 Memory corruption in Cisco IOS KEVCVSS 3.1HIGH 8.8
- TI-2017-04497 Memory corruption in Cisco IOS XE Software KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2013-6692 · CVE Program
- CVE-2013-6692 · NVD
- FIRST EPSS
- GHSA-6vv4-rrfh-pcgh · 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