What is CVE-2021-31252?

CVE-2021-31252 is a medium-severity vulnerability in Chiyu-tech Bf-430, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2021-06-04.

How severe is CVE-2021-31252?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2021-31252 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Open Redirect in Chiyu-tech Bf-430

CVE-2021-31252

An open redirect vulnerability exists in BF-630, BF-450M, BF-430, BF-431, BF631-W, BF830-W, Webpass, and SEMAC devices from CHIYU Technology that can be exploited by sending a link that has a specially crafted URL to convince the user to c…

Vulnerability class: Open Redirect

EPSS: 0.286 (97.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-31252?: CVE-2021-31252 is a medium-severity vulnerability in Chiyu-tech Bf-430, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2021-06-04.
How severe is CVE-2021-31252?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2021-31252 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.