{"cve":"CVE-2021-30231","nvd":{"published":"2021-04-29T16:15:10.077","modified":"2026-06-17T03:49:53.620","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-78"],"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"],"products":["chinamobile:an_lianbao_wf-1_firmware"],"source":"nvd","synced_at":"2026-10-19T21:18:09.669877188+00:00"},"epss":{"cve":"CVE-2021-30231","score":0.0327,"percentile":0.88403,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}