CVE-2020-27637

Name	CVE-2020-27637
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. Update to version 4.0.3
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severity	high

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
r-base (PTS)	stretch	3.3.3-1	vulnerable
	buster	3.5.2-1	vulnerable
	bullseye	4.0.4-1	fixed
	bookworm, sid	4.1.1-2	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
r-base	source	(unstable)	4.0.3-1

[buster] - r-base <no-dsa> (Minor issue)
[stretch] - r-base <no-dsa> (Minor issue)
https://labs.bishopfox.com/advisories/cran-version-4.0.2