Vulnerability Details : CVE-2020-27637
The R programming language’s default package manager CRAN is affected by a path traversal vulnerability that can lead to server compromise. This vulnerability affects packages installed via the R CMD install cli command or the install.packages() function from the interpreter. Update to version 4.0.3
Vulnerability category: Directory traversal
Products affected by CVE-2020-27637
- cpe:2.3:a:r-project:cran:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-27637
0.74%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 79 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-27637
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
10.0
|
HIGH | AV:N/AC:L/Au:N/C:C/I:C/A:C |
10.0
|
10.0
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2020-27637
-
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-2020-27637
-
https://security.gentoo.org/glsa/202401-07
R: Directory Traversal (GLSA 202401-07) — Gentoo security
-
https://labs.bishopfox.com/advisories/cran-version-4.0.2
CRAN Version 4.0.2Exploit;Third Party Advisory
-
https://www.r-project.org/foundation/
R: The R FoundationVendor Advisory
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