Vulnerability Details : CVE-2021-44632
A Buffer Overflow vulnerability exists in TP-LINK WR-886N 20190826 2.3.8 in the /cloud_config/router_post/upgrade_info feature, which allows malicious users to execute arbitrary code on the system via a crafted post request.
Vulnerability category: OverflowExecute code
Products affected by CVE-2021-44632
- cpe:2.3:o:tp-link:tl-wr886n_firmware:20190826_2.3.8:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-44632
0.19%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 57 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-44632
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-2021-44632
-
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-44632
-
https://github.com/Yu3H0/IoT_CVE/tree/main/886N/upgradeInfoRegister
IoT_CVE/886N/upgradeInfoRegister at main · Yu3H0/IoT_CVE · GitHubExploit;Third Party Advisory
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