Vulnerability Details : CVE-2021-22857
The CGE page with download function contains a Directory Traversal vulnerability. Attackers can use this loophole to download system files arbitrarily.
Vulnerability category: Directory traversal
Products affected by CVE-2021-22857
- cpe:2.3:a:changjia_property_management_system_project:changjia_property_management_system:1.00:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-22857
0.17%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 54 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-22857
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
TWCERT/CC |
CWE ids for CVE-2021-22857
-
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:
- nvd@nist.gov (Primary)
- twcert@cert.org.tw (Secondary)
References for CVE-2021-22857
-
https://www.twcert.org.tw/tw/cp-132-4395-c01f7-1.html
TWCERT/CC台灣電腦網路危機處理暨協調中心-昌佳 財產管理系統 - Directory TraversalThird Party Advisory
-
https://www.chtsecurity.com/news/fe1e30ef-4dac-4848-a3c9-a7df12672422
CHT Security Red Team Discovered Several Vulnerabilities in Well-Known Property Management System｜中華資安國際 CHT Security Co., Ltd.Third Party Advisory
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