Vulnerability Details : CVE-2021-23423
This affects the package bikeshed before 3.0.0. This can occur when an untrusted source file containing include, include-code or include-raw block is processed. The contents of arbitrary files could be disclosed in the HTML output.
Vulnerability category: Directory traversal
Products affected by CVE-2021-23423
- cpe:2.3:a:bikeshed_project:bikeshed:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-23423
0.18%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 55 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-23423
| 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 | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
1.8
|
3.6
|
Snyk |
CWE ids for CVE-2021-23423
-
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-2021-23423
-
https://github.com/tabatkins/bikeshed/commit/b2f668fca204260b1cad28d5078e93471cb6b2dd
Prevent escaping the source doc's folder, or running arbitrary code, … · tabatkins/bikeshed@b2f668f · GitHubPatch;Third Party Advisory
-
https://snyk.io/vuln/SNYK-PYTHON-BIKESHED-1537647
Directory Traversal in bikeshed | SnykExploit;Patch;Third Party Advisory
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