Uncontrolled resource consumption in Huawei AR1200, AR160, AR200, AR2200, AR3200
Priority LOW 34CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-400.
Summary
Huawei AR1200 V200R006C10SPC300, AR160 V200R006C10SPC300, AR200 V200R006C10SPC300, AR2200 V200R006C10SPC300, AR3200 V200R006C10SPC300 devices have an improper resource management vulnerability. Due to the improper implementation of ACL mechanism, a remote attacker may send TCP messages to the management interface of the affected device to exploit this vulnerability. Successful exploit could exhaust the socket resource of management interface, leading to a DoS condition.
Why it matters now
EPSS 0.00874 59th 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 |
|---|---|---|---|---|---|
| Huawei | AR1200, AR160, AR200, AR2200, AR3200 | V200R006C10SPC300, V200R006C10SPC300, V200R006C10SPC300, V200R006C10SPC300, V200R006C10SPC300 | — | No fix listed | CNA |
- AR1200, AR160, AR200, AR2200, AR3200 VendorHuawei Affected V200R006C10SPC300, V200R006C10SPC300, V200R006C10SPC300, V200R006C10SPC300, V200R006C10SPC300 Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:huawei:ar1200_firmware:v200r006c10spc300:*:*:*:*:*:*:* | v200r006c10spc300 | Vulnerable | Huawei |
| cpe:2.3:h:huawei:ar1200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:o:huawei:ar160_firmware:v200r006c10spc300:*:*:*:*:*:*:* | v200r006c10spc300 | Vulnerable | Huawei |
| cpe:2.3:h:huawei:ar160:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:o:huawei:ar200_firmware:v200r006c10spc300:*:*:*:*:*:*:* | v200r006c10spc300 | Vulnerable | Huawei |
| cpe:2.3:h:huawei:ar200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:o:huawei:ar2200_firmware:v200r006c10spc300:*:*:*:*:*:*:* | v200r006c10spc300 | Vulnerable | Huawei |
| cpe:2.3:h:huawei:ar2200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:o:huawei:ar3200_firmware:v200r006c10spc300:*:*:*:*:*:*:* | v200r006c10spc300 | Vulnerable | Huawei |
| cpe:2.3:h:huawei:ar3200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
- cpe:2.3:o:huawei:ar1200_firmware:v200r006c10spc300:*:*:*:*:*:*:* Versions v200r006c10spc300 Vulnerable ·Huawei
- cpe:2.3:h:huawei:ar1200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:o:huawei:ar160_firmware:v200r006c10spc300:*:*:*:*:*:*:* Versions v200r006c10spc300 Vulnerable ·Huawei
- cpe:2.3:h:huawei:ar160:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:o:huawei:ar200_firmware:v200r006c10spc300:*:*:*:*:*:*:* Versions v200r006c10spc300 Vulnerable ·Huawei
- cpe:2.3:h:huawei:ar200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:o:huawei:ar2200_firmware:v200r006c10spc300:*:*:*:*:*:*:* Versions v200r006c10spc300 Vulnerable ·Huawei
- cpe:2.3:h:huawei:ar2200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:o:huawei:ar3200_firmware:v200r006c10spc300:*:*:*:*:*:*:* Versions v200r006c10spc300 Vulnerable ·Huawei
- cpe:2.3:h:huawei:ar3200:-:*:*:*:*:*:*:* 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-2018-7920
- 2026-10-03 Alias added: GHSA-vmrh-mj92-7wj2
References
More Huawei Ar1200 Firmware vulnerabilities
- TI-2017-12675 Improper certificate validation in Huawei… CVSS 3.0CRITICAL 9.8
- TI-2017-11257 Integer overflow in Huawei AR3200 CVSS 3.0HIGH 7.5
- TI-2017-11256 Integer overflow in Huawei AR3200 CVSS 3.0HIGH 7.5
- TI-2017-11230 Out-of-bounds read in Huawei AR120-S CVSS 3.0HIGH 7.5
- TI-2014-03875 Multiple heap-based buffer overflows in the eSap software platform in Huawei Campus… CVSS 3.0HIGH 7.5
- TI-2019-14007 Memory corruption in Huawei AR120-S CVSS 3.1HIGH 7.5
Sources
- CVE-2018-7920 · CVE Program
- CVE-2018-7920 · NVD
- FIRST EPSS
- GHSA-vmrh-mj92-7wj2 · GitHub Advisory Database · CC BY 4.0
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