Out-of-bounds read in Huawei VNS-L21
Priority LOW 26CWE-125Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- 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-125 and the CVSS impact.
Summary
Some Huawei Smartphones with software of VNS-L21AUTC555B141, VNS-L21C10B160, VNS-L21C66B160, VNS-L21C703B140 have an array out-of-bounds read vulnerability. Due to the lack verification of array, an attacker tricks a user into installing a malicious application, and the application can exploit the vulnerability and make attacker to read out of bounds of array and possibly cause the device abnormal.
Why it matters now
EPSS 0.0054 45th 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 | VNS-L21 | VNS-L21AUTC555B141, VNS-L21C10B160, VNS-L21C66B160, VNS-L21C703B140 | — | No fix listed | CNA |
- VNS-L21 VendorHuawei Affected VNS-L21AUTC555B141, VNS-L21C10B160, VNS-L21C66B160, VNS-L21C703B140 Fixed in — No fix listed CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:huawei:vns-l21_firmware:vns-l21autc555b141:*:*:*:*:*:*:* | vns-l21autc555b141 | Vulnerable | Huawei |
| cpe:2.3:o:huawei:vns-l21_firmware:vns-l21c10b160:*:*:*:*:*:*:* | vns-l21c10b160 | Vulnerable | Huawei |
| cpe:2.3:o:huawei:vns-l21_firmware:vns-l21c66b160:*:*:*:*:*:*:* | vns-l21c66b160 | Vulnerable | Huawei |
| cpe:2.3:o:huawei:vns-l21_firmware:vns-l21c703b140:*:*:*:*:*:*:* | vns-l21c703b140 | Vulnerable | Huawei |
| cpe:2.3:h:huawei:vns-l21:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
- cpe:2.3:o:huawei:vns-l21_firmware:vns-l21autc555b141:*:*:*:*:*:*:* Versions vns-l21autc555b141 Vulnerable ·Huawei
- cpe:2.3:o:huawei:vns-l21_firmware:vns-l21c10b160:*:*:*:*:*:*:* Versions vns-l21c10b160 Vulnerable ·Huawei
- cpe:2.3:o:huawei:vns-l21_firmware:vns-l21c66b160:*:*:*:*:*:*:* Versions vns-l21c66b160 Vulnerable ·Huawei
- cpe:2.3:o:huawei:vns-l21_firmware:vns-l21c703b140:*:*:*:*:*:*:* Versions vns-l21c703b140 Vulnerable ·Huawei
- cpe:2.3:h:huawei:vns-l21:-:*:*:*:*:*:*:* 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-2017-17306
- 2026-10-03 Alias added: GHSA-qq36-jh5w-95qg
References
More Huawei Vns-l21 Firmware vulnerabilities
- TI-2017-12681 Out-of-bounds read in Huawei VNS-L21 CVSS 3.0MEDIUM 5.5
Sources
- CVE-2017-17306 · CVE Program
- CVE-2017-17306 · NVD
- FIRST EPSS
- GHSA-qq36-jh5w-95qg · GitHub Advisory Database · CC BY 4.0
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