CVE-2021-30231
9.8
CRITICAL · CVSS 3.1 · EPSS 3.3% (pctl 88)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
The api/zrDm/set_ZRElink interface in China Mobile An Lianbao WF-1 router 1.0.1 allows remote attackers to execute arbitrary commands via shell metacharacters in the bssaddr, abiaddr, devtoken, devid, elinksync, or elink_proc_enable parameter.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 3.27% — more likely to be exploited than 88% of all CVEs |
| Weakness | CWE-78 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2021-04-29 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| chinamobile | an lianbao wf-1 |
| chinamobile | an lianbao wf-1 firmware |
References
- http://iot.10086.cn/?l=en-us
- https://github.com/pokerfacett/MY_REQUEST/blob/master/China%20Mobile%20An%20Lianbao%20WF-1%20router%20Command%20Injection4.md
- https://www.cnvd.org.cn/flaw/show/CNVD-2021-03520
- http://iot.10086.cn/?l=en-us
- https://github.com/pokerfacett/MY_REQUEST/blob/master/China%20Mobile%20An%20Lianbao%20WF-1%20router%20Command%20Injection4.md
- https://www.cnvd.org.cn/flaw/show/CNVD-2021-03520
→ the Explorer · watch your stack · NVD