Format string vulnerability in Huawei AR100, AR120, AR150, AR200, AR500, AR550, AR1200…
Priority LOW 31CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
Format string vulnerability in Huawei AR100, AR120, AR150, AR200, AR500, AR550, AR1200, AR2200, AR2500, AR3200, and AR3600 routers with software before V200R007C00SPC900 and NetEngine 16EX routers with software before V200R007C00SPC900 allows remote authenticated users to cause a denial of service via format string specifiers in vectors involving partial commands.
Why it matters now
EPSS 0.00987 62nd 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 · 18
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:huawei:ar_firmware:v200r005:*:*:*:*:*:*:* | v200r005 | Vulnerable | Huawei |
| cpe:2.3:o:huawei:ar_firmware:v200r006:*:*:*:*:*:*:* | v200r006 | Vulnerable | Huawei |
| cpe:2.3:o:huawei:ar_firmware:v200r007c00:*:*:*:*:*:*:* | v200r007c00 | Vulnerable | Huawei |
| cpe:2.3:h:huawei:ar100:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:h:huawei:ar120:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:h:huawei:ar1200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:h:huawei:ar150:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:h:huawei:ar200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:h:huawei:ar2200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:h:huawei:ar2500:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
- cpe:2.3:o:huawei:ar_firmware:v200r005:*:*:*:*:*:*:* Versions v200r005 Vulnerable ·Huawei
- cpe:2.3:o:huawei:ar_firmware:v200r006:*:*:*:*:*:*:* Versions v200r006 Vulnerable ·Huawei
- cpe:2.3:o:huawei:ar_firmware:v200r007c00:*:*:*:*:*:*:* Versions v200r007c00 Vulnerable ·Huawei
- cpe:2.3:h:huawei:ar100:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:h:huawei:ar120:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:h:huawei:ar1200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:h:huawei:ar150:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:h:huawei:ar200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:h:huawei:ar2200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:h:huawei:ar2500:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
Show 8 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:h:huawei:ar3200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:h:huawei:ar3600:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:h:huawei:ar500:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:h:huawei:ar550:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:o:huawei:netengine_16ex_firmware:v200r005:*:*:*:*:*:*:* | v200r005 | Vulnerable | Huawei |
| cpe:2.3:o:huawei:netengine_16ex_firmware:v200r006:*:*:*:*:*:*:* | v200r006 | Vulnerable | Huawei |
| cpe:2.3:o:huawei:netengine_16ex_firmware:v200r007c00:*:*:*:*:*:*:* | v200r007c00 | Vulnerable | Huawei |
| cpe:2.3:h:huawei:netengine_16ex:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
- cpe:2.3:h:huawei:ar3200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:h:huawei:ar3600:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:h:huawei:ar500:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:h:huawei:ar550:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:o:huawei:netengine_16ex_firmware:v200r005:*:*:*:*:*:*:* Versions v200r005 Vulnerable ·Huawei
- cpe:2.3:o:huawei:netengine_16ex_firmware:v200r006:*:*:*:*:*:*:* Versions v200r006 Vulnerable ·Huawei
- cpe:2.3:o:huawei:netengine_16ex_firmware:v200r007c00:*:*:*:*:*:*:* Versions v200r007c00 Vulnerable ·Huawei
- cpe:2.3:h:huawei:netengine_16ex:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-6901
- 2026-10-03 Alias added: GHSA-rfhj-2h7w-cr8x
References
More Huawei Ar Firmware vulnerabilities
- TI-2015-06728 Huawei AR routers with software before V200R007C00SPC100; Quidway S9300 routers with… CVSS 3.0MEDIUM 4.9
- TI-2015-06729 Huawei AR routers with software before V200R007C00SPC100; Quidway S9300 routers with… CVSS 3.0MEDIUM 4.9
- TI-2015-06782 Directory traversal vulnerability in the SFTP server in Huawei AR 120, 150, 160, 200… CVSS 2.0MEDIUM 4.0
Sources
- CVE-2016-6901 · CVE Program
- CVE-2016-6901 · NVD
- FIRST EPSS
- GHSA-rfhj-2h7w-cr8x · 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