The L2TP module in Cisco IOS XE 3.10S(.2) and earlier on ASR 1000 routers allows remote…
Priority LOW 31CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
The L2TP module in Cisco IOS XE 3.10S(.2) and earlier on ASR 1000 routers allows remote authenticated users to cause a denial of service (ESP card reload) via a malformed L2TP packet, aka Bug ID CSCun09973.
Why it matters now
EPSS 0.01319 71st 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:o:cisco:ios_xe:*:*:*:*:*:*:*:* | up to 3.10.2s | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:3.10:*:*:*:*:*:*:* | 3.10 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:3.10.0s:*:*:*:*:*:*:* | 3.10.0s | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:3.10.1s:*:*:*:*:*:*:* | 3.10.1s | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ios_xe:3.10.1s1:*:*:*:*:*:*:* | 3.10.1s1 | Vulnerable | Cisco |
| cpe:2.3:h:cisco:asr_1001:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Cisco |
| cpe:2.3:h:cisco:asr_1002:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Cisco |
| cpe:2.3:h:cisco:asr_1002-x:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Cisco |
| cpe:2.3:h:cisco:asr_1002_fixed_router:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Cisco |
| cpe:2.3:h:cisco:asr_1004:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Cisco |
- cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:* Versions up to 3.10.2s Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:3.10:*:*:*:*:*:*:* Versions 3.10 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:3.10.0s:*:*:*:*:*:*:* Versions 3.10.0s Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:3.10.1s:*:*:*:*:*:*:* Versions 3.10.1s Vulnerable ·Cisco
- cpe:2.3:o:cisco:ios_xe:3.10.1s1:*:*:*:*:*:*:* Versions 3.10.1s1 Vulnerable ·Cisco
- cpe:2.3:h:cisco:asr_1001:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Cisco
- cpe:2.3:h:cisco:asr_1002:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Cisco
- cpe:2.3:h:cisco:asr_1002-x:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Cisco
- cpe:2.3:h:cisco:asr_1002_fixed_router:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Cisco
- cpe:2.3:h:cisco:asr_1004:-:*:*:*:*:*:*:* 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-2014-2183
- 2026-10-03 Alias added: GHSA-g543-f6ff-6mj2
References
More Cisco Asr 1001 vulnerabilities
- TI-2013-04740 Cisco IOS XE 3.9 before 3.9.2S on 1000 ASR devices allows remote attackers to cause a… CVSS 2.0HIGH 7.8
- TI-2013-04739 The TCP reassembly feature in Cisco IOS XE 3.7 before 3.7.3S and 3.8 before 3.8.1S on… CVSS 2.0HIGH 7.8
- TI-2013-04738 The PPTP ALG implementation in Cisco IOS XE 3.9 before 3.9.2S on 1000 ASR devices allows… CVSS 2.0HIGH 7.8
- TI-2013-04736 Cisco IOS XE 3.4 before 3.4.2S and 3.5 before 3.5.1S on 1000 ASR devices allows remote… CVSS 2.0HIGH 7.8
- TI-2013-02427 Cisco IOS XE 3.4 before 3.4.5S, and 3.5 through 3.7 before 3.7.1S, on 1000 series… CVSS 2.0HIGH 7.8
- TI-2013-01013 Cisco IOS XE 3.2 through 3.4 before 3.4.5S, and 3.5 through 3.7 before 3.7.1S, on 1000… CVSS 2.0HIGH 7.8
Sources
- CVE-2014-2183 · CVE Program
- CVE-2014-2183 · NVD
- FIRST EPSS
- GHSA-g543-f6ff-6mj2 · GitHub Advisory Database · CC BY 4.0
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