Vulnerability Details : CVE-2021-33269
D-Link DIR-809 devices with firmware through DIR-809Ax_FW1.12WWB03_20190410 were discovered to contain a stack buffer overflow vulnerability in the function FUN_8004776c in /formVirtualServ. This vulnerability is triggered via a crafted POST request.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2021-33269
- cpe:2.3:o:dlink:dir-809_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-33269
0.41%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 74 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-33269
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
10.0
|
HIGH | AV:N/AC:L/Au:N/C:C/I:C/A:C |
10.0
|
10.0
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2021-33269
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-33269
-
https://www.dlink.com/en/security-bulletin/
Security Bulletin | D-LinkVendor Advisory
-
https://github.com/Lnkvct/IoT-poc/tree/master/D-Link-DIR809/vuln01
IoT-poc/D-Link-DIR809/vuln01 at master · Lnkvct/IoT-poc · GitHubExploit;Third Party Advisory
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