RCE in Dlink Dir-842v2

CVE-2023-33782

D-Link DIR-842V2 v1.0.3 was discovered to contain a command injection vulnerability via the iperf3 diagnostics function.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.366 (98.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Dlink Dir-842v2
Dlink Dir-842v2_firmware — versions 1.0.3
N/a — versions n/a

Weakness classification (CWE)

CWE-77 — Command Injection

Public proof-of-concept exploits

References

af854a3a-2127-422b-91ae-364da2661108 (Product)
cve@mitre.org (Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Broken Link)
cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-33782?: CVE-2023-33782 is a high-severity vulnerability in Dlink Dir-842v2, classified under Command Injection. CVSS score: 8.8/10. Published 2023-06-07.
How severe is CVE-2023-33782?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2023-33782 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.