CVE-2020-8962
CRITICALCVSS 9.8/10EPSS 1.80%
Last modified
CVE-2020-8962 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A stack-based buffer overflow was found on the D-Link DIR-842 REVC with firmware v3.13B09 HOTFIX due to the use of strcpy for LOGINPASSWORD when handling a POST request to the /MTFWU endpoint.. EPSS estimates a 1.80% chance of exploitation in the next 30 days.
Description
A stack-based buffer overflow was found on the D-Link DIR-842 REVC with firmware v3.13B09 HOTFIX due to the use of strcpy for LOGINPASSWORD when handling a POST request to the /MTFWU endpoint.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Dlink | Dir-842 Firmware | 3.13b09 |
References
- https://ctrsec.io/index.php/2020/02/12/cve-2020-8962-d-link-dir-842-stack-based-buffer-overflow/Exploit, Third Party Advisory
- https://ctrsec.io/index.php/2020/02/12/cve-2020-8962-d-link-dir-842-stack-based-buffer-overflow/Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-8962?
A stack-based buffer overflow was found on the D-Link DIR-842 REVC with firmware v3.13B09 HOTFIX due to the use of strcpy for LOGINPASSWORD when handling a POST request to the /MTFWU endpoint.
How severe is CVE-2020-8962?
CVE-2020-8962 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.80% probability of exploitation in the next 30 days.
How do I fix CVE-2020-8962?
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-2020-8962?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST