CVE-2021-21816

MEDIUM 4.3CVE-2021-21816 · Published 16/07/2021 · updated 17/06/2026

In short

CVE-2021-21816 is a MEDIUM (CVSS 4.3) vulnerability.
Chance of exploitation in the next 30 days (EPSS): 32.4%, higher than 98.3% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
—	No affected product versions are listed for this vulnerability yet.

Description

An information disclosure vulnerability exists in the Syslog functionality of D-LINK DIR-3040 1.13B03. A specially crafted network request can lead to the disclosure of sensitive information. An attacker can send an HTTP request to trigger this vulnerability.

References

talosintelligence.com/vulnerability_reports/TALOS-2021-1281 · Exploit

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