PT-2021-11413

CVE-2020-27637

Published

2021-01-12

Updated

2024-01-06

Description by

CVSS 2.0

Critical

MetricsAV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions: R versions prior to 4.0.3

Description: 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.

Recommendations: Update to version 4.0.3 to resolve the issue. As a temporary workaround, consider restricting the use of the install.packages() function and the R CMD install cli command until the update is applied.

Exploitability

Exploit

Fix

Impacts

Researchers

Chris Davis

Joe Demesy

Vendors

Affected products

Weakness enumeration

CWE-22: Improper Limitation of a Pathname to a Restricted Directory (\'Path Traversal\')

Related identifiers