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CVE-2022-37134

CRITICALCVSS 9.8/10EPSS 21.23%

Last modified

CVE-2022-37134 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 21.23% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
9.8/10

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

EPSS Probability
21.23%

97.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
DlinkDir-816 Firmware1.10cnb04

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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, resulting in stack overflow.
How severe is CVE-2022-37134?
CVE-2022-37134 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 21.23% probability of exploitation in the next 30 days.
How do I fix CVE-2022-37134?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-37134?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST