Path Traversal Vulnerability in R's CRAN Package Manager
CVE-2020-27637

9.8CRITICAL

Key Information:

Vendor

R-project

Status
Cran
Vendor
CVE Published:
12 January 2021

What is CVE-2020-27637?

The default package manager of the R programming language, CRAN, is prone to a path traversal vulnerability. This issue can allow an attacker to manipulate directory paths, potentially leading to unauthorized file access and server compromise. It primarily affects packages installed using the R CMD install command or the install.packages() function from the R interpreter. Users are recommended to update to version 4.0.3 to mitigate risks associated with this vulnerability.

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References

https://www.r-project.org/foundation/
https://labs.bishopfox.com/advisories/cran-version-4.0.2
https://security.gentoo.org/glsa/202401-07
vendor-advisory

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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