CVE-2022-37134

critical · 9.8

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, resulting in stack overflow.

9.8

CVSS

21.7%

EPSS (exploit prob.)

98th

EPSS percentile

2022-08-22

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-1284

Affected products

Vendor	Product	Affected versions
dlink	dir-816_firmware	1.10cnb04
dlink	dir-816	a2

Check a specific version with /api/v1/cve/match.

References

https://github.com/z1r00/IOT_Vul/blob/main/dlink/Dir816/form2Wan_cgi/readme.md
https://www.dlink.com/en/security-bulletin/
https://github.com/z1r00/IOT_Vul/blob/main/dlink/Dir816/form2Wan_cgi/readme.md
https://www.dlink.com/en/security-bulletin/

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2022-37134