Improper input validation in S12700;S2700;S5700;S6700;S7700
Priority LOW 33CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
There is a command injection vulnerability in S12700 V200R019C00SPC500, S2700 V200R019C00SPC500, S5700 V200R019C00SPC500, S6700 V200R019C00SPC500 and S7700 V200R019C00SPC500. A module does not verify specific input sufficiently. Attackers can exploit this vulnerability by sending malicious parameters to inject command. This can compromise normal service.
Why it matters now
EPSS 0.00917 60th 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 |
|---|---|---|---|---|---|
| — | S12700;S2700;S5700;S6700;S7700 | V200R019C00SPC500 | — | No fix listed | CNA |
- S12700;S2700;S5700;S6700;S7700 Vendor— Affected V200R019C00SPC500 Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:huawei:s12700_firmware:v200r019c00spc500:*:*:*:*:*:*:* | v200r019c00spc500 | Vulnerable | Huawei |
| cpe:2.3:h:huawei:s12700:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:o:huawei:s2700_firmware:v200r019c00spc500:*:*:*:*:*:*:* | v200r019c00spc500 | Vulnerable | Huawei |
| cpe:2.3:h:huawei:s2700:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:o:huawei:s5700_firmware:v200r019c00spc500:*:*:*:*:*:*:* | v200r019c00spc500 | Vulnerable | Huawei |
| cpe:2.3:h:huawei:s5700:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:o:huawei:s6700_firmware:v200r019c00spc500:*:*:*:*:*:*:* | v200r019c00spc500 | Vulnerable | Huawei |
| cpe:2.3:h:huawei:s6700:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
| cpe:2.3:o:huawei:s7700_firmware:v200r019c00spc500:*:*:*:*:*:*:* | v200r019c00spc500 | Vulnerable | Huawei |
| cpe:2.3:h:huawei:s7700:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Huawei |
- cpe:2.3:o:huawei:s12700_firmware:v200r019c00spc500:*:*:*:*:*:*:* Versions v200r019c00spc500 Vulnerable ·Huawei
- cpe:2.3:h:huawei:s12700:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:o:huawei:s2700_firmware:v200r019c00spc500:*:*:*:*:*:*:* Versions v200r019c00spc500 Vulnerable ·Huawei
- cpe:2.3:h:huawei:s2700:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:o:huawei:s5700_firmware:v200r019c00spc500:*:*:*:*:*:*:* Versions v200r019c00spc500 Vulnerable ·Huawei
- cpe:2.3:h:huawei:s5700:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:o:huawei:s6700_firmware:v200r019c00spc500:*:*:*:*:*:*:* Versions v200r019c00spc500 Vulnerable ·Huawei
- cpe:2.3:h:huawei:s6700:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Huawei
- cpe:2.3:o:huawei:s7700_firmware:v200r019c00spc500:*:*:*:*:*:*:* Versions v200r019c00spc500 Vulnerable ·Huawei
- cpe:2.3:h:huawei:s7700:-:*:*:*:*:*:*:* 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-2021-22377
- 2026-10-03 Alias added: GHSA-4q3p-mjvg-jp72
References
More Huawei S12700 Firmware vulnerabilities
- TI-2015-02479 The RC4 algorithm, as used in the TLS protocol and SSL protocol, does not properly… CVSS 3.1LOW 3.7
- TI-2016-03476 Huawei S12700 switches with software before V200R008C00SPC500 and S5700 switches with… CVSS 3.0HIGH 8.1
- TI-2019-03714 Improper input validation in Huawei S12700, S12700, S12700, S12700, S12700, S12700… CVSS 3.0HIGH 7.5
- TI-2017-12674 Improper input validation in Huawei S12700,S5700,S6700,S7700,S9700 CVSS 3.0HIGH 7.5
- TI-2016-07233 Improper input validation in Huawei S12700, S5700, S6700, S7700, S9700 CVSS 3.0HIGH 7.5
- TI-2017-05722 Improper input validation in Huawei AC6005,AC6605,AR1200,AR200,AR3200,CloudEngine… CVSS 3.0HIGH 7.5
Sources
- CVE-2021-22377 · CVE Program
- CVE-2021-22377 · NVD
- FIRST EPSS
- GHSA-4q3p-mjvg-jp72 · GitHub Advisory Database · CC BY 4.0
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