XSS in Fiberhome Hg150-Ub
CVE-2021-41946
In FiberHome VDSL2 Modem HG150-Ub_V3.0, a stored cross-site scripting (XSS) vulnerability in Parental Control --> Access Time Restriction --> Username field, a user cannot delete the rule due to the XSS.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.024 (82.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Fiberhome Hg150-ub
- Fiberhome Hg150-ub_firmware — versions 3.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-41946?
- CVE-2021-41946 is a medium-severity vulnerability in Fiberhome Hg150-Ub, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2022-05-18.
- How severe is CVE-2021-41946?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2021-41946 known to be exploited?
- 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.