Vulnerability in Dlink Dir-816

CVE-2022-37134

D-link DIR-816 A2_v1.10CNB04.img is vulnerable to Buffer Overflow via /goform/form2Wan.cgi. When wantype is 3, l2tp_usrname will be decrypted by base64, and the result will be stored in v94, which does not check the size of l2tp_usrname, r…

EPSS: 0.212 (97.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-37134?
CVE-2022-37134 is a critical-severity vulnerability in Dlink Dir-816, classified under Improper Validation of Specified Quantity in Input. CVSS score: 9.8/10. Published 2022-08-22.
How severe is CVE-2022-37134?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2022-37134 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.