Vulnerability Details : CVE-2020-21525
Potential exploit
Halo V1.1.3 is affected by: Arbitrary File reading. In an interface that reads files in halo v1.1.3, a directory traversal check is performed on the input path parameter, but the startsWith function can be used to bypass it.
Vulnerability category: Directory traversal
Products affected by CVE-2020-21525
- cpe:2.3:a:halo:halo:1.1.3:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-21525
1.17%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 77 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-21525
| 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 |
CWE ids for CVE-2020-21525
-
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-2020-21525
-
https://github.com/halo-dev/halo/issues/420
An Arbitrary File reading vulnerability in the backend(bypass the Path check) · Issue #420 · halo-dev/halo · GitHubExploit;Issue Tracking;Third Party Advisory
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