What is CVE-2021-41442?

CVE-2021-41442 is a high-severity vulnerability in Dlink Dir-X1860, classified under Inconsistent Interpretation of HTTP Requests (HTTP Request/Response Smuggling). CVSS score: 7.5/10. Published 2022-02-09.

How severe is CVE-2021-41442?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2021-41442 known to be exploited?

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

Vulnerability in Dlink Dir-X1860

CVE-2021-41442

An HTTP smuggling attack in the web application of D-Link DIR-X1860 before v1.10WWB09_Beta allows a remote unauthenticated attacker to DoS the web application via sending a specific HTTP packet.

Vulnerability class: HTTP Request Smuggling

EPSS: 0.036 (88.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

CWE-444 — Inconsistent Interpretation of HTTP Requests (HTTP Request/Response Smuggling)

Public proof-of-concept exploits

References

af854a3a-2127-422b-91ae-364da2661108 (x_refsource_MISC, Broken Link)
cve@mitre.org (x_refsource_MISC, Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108 (URL Repurposed, x_refsource_MISC, Broken Link)
cve@mitre.org (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-41442?: CVE-2021-41442 is a high-severity vulnerability in Dlink Dir-X1860, classified under Inconsistent Interpretation of HTTP Requests (HTTP Request/Response Smuggling). CVSS score: 7.5/10. Published 2022-02-09.
How severe is CVE-2021-41442?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2021-41442 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.