Vulnerability · Published Jul 16, 2021 · Assigned by talos

CVE-2021-21816

Medium 6.5

In plain English

A medium-severity information exposure in D-LINK. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 32.4% (higher than 98% of all known vulnerabilities). Ready-made attack tooling exists: Nuclei.

Severity (CVSS 3.0)6.5Medium

Exploit odds (30 days)32.4%top 1.7% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack tooling1Nuclei

Official 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.

Affected products (as reported)

Vendor	Product	Versions
n/a	D-LINK	D-LINK DIR-3040 1.13B03

Weakness: CWE-200 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1281 x_refsource_MISC