Vulnerability Details : CVE-2020-18331
Potential exploit
Directory traversal vulnerability in ChinaMobile PLC Wireless Router model GPN2.4P21-C-CN running the firmware version W2000EN-01(hardware platform Gpn2.4P21-C_WIFI-V0.05), via the getpage parameter to /cgi-bin/webproc.
Vulnerability category: Directory traversal
Products affected by CVE-2020-18331
- cpe:2.3:o:chinamobileltd:gpn2.4p21-c-cn_firmware:w2000en-01:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-18331
0.70%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 70 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-18331
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
9.1
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
3.9
|
5.2
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2025-04-01 |
9.1
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
3.9
|
5.2
|
NIST |
CWE ids for CVE-2020-18331
-
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.Assigned by:
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2020-18331
-
https://medium.com/%40SergiuSechel/insecure-permissions-and-multiple-vulnerabilities-in-chinamobile-plc-wireless-routers-leaves-more-d3eb9ff70d24
-
https://medium.com/@SergiuSechel/insecure-permissions-and-multiple-vulnerabilities-in-chinamobile-plc-wireless-routers-leaves-more-d3eb9ff70d24
Insecure permissions and multiple vulnerabilities in ChinaMobile PLC wireless routers leaves more than 4,300 devices vulnerable to remote attacks | by Sergiu Sechel | MediumExploit;Third Party Advisory
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https://github.com/cybertoxin/CVEs/blob/main/CVE_2020_18331.md
CVEs/CVE_2020_18331.md at main · cybertoxin/CVEs · GitHubExploit;Third Party Advisory
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