Vulnerability Details : CVE-2021-29091
Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in file management component in Synology Photo Station before 6.8.14-3500 allows remote authenticated users to write arbitrary files via unspecified vectors.
Vulnerability category: Directory traversal
Products affected by CVE-2021-29091
- cpe:2.3:a:synology:photo_station:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-29091
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 25 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-29091
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:P/A:N |
8.0
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |
2.8
|
3.6
|
NIST | |
|
7.7
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N |
3.1
|
4.0
|
Synology Inc. |
CWE ids for CVE-2021-29091
-
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: security@synology.com (Primary)
References for CVE-2021-29091
-
https://www.synology.com/security/advisory/Synology_SA_20_20
Synology Product Security Advisory | Synology IncorporatedVendor Advisory
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