Vulnerability Details : CVE-2021-42797
Path traversal vulnerability in AVEVA Edge (formerly InduSoft Web Studio) versions R2020 and prior allows an unauthenticated user to steal the Windows access token of the user account configured for accessing external DB resources.
Vulnerability category: Directory traversal
Products affected by CVE-2021-42797
- cpe:2.3:a:aveva:edge:*:*:*:*:*:*:*:*
- cpe:2.3:a:aveva:edge:2020:-:*:*:*:*:*:*
- cpe:2.3:a:aveva:edge:2020:r2:-:*:*:*:*:*
- cpe:2.3:a:aveva:edge:2020:r2:sp1:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-42797
0.14%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 51 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-42797
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
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 |
CWE ids for CVE-2021-42797
-
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)
References for CVE-2021-42797
-
https://www.cisa.gov/news-events/ics-advisories/icsa-22-326-01
AVEVA Edge | CISAThird Party Advisory;US Government Resource
-
https://www.aveva.com/en/products/edge/
AVEVA™ Edge | Edge Software | AVEVAProduct
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