CVE-2021-31799
High
CVE-2021-31799
In RDoc 3.11 through 6.x before 6.3.1, as distributed with Ruby through 3.0.1, it is possible to execute arbitrary code via | and tags in a filename.
Exploit probability
1.5%
Published
July 30, 2021
Required by
Not available
Last source change
July 8, 2026
02 / AFFECTED SOFTWARE
Affected packages
36 explicit affected versions
42 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2021-31799
View original source
In RDoc 3.11 through 6.x before 6.3.1, as distributed with Ruby through 3.0.1, it is possible to execute arbitrary code via | and tags in a filename.
Open Source Vulnerabilities
GHSA-ggxm-pgc9-g7fp
View original source
In RDoc 3.11 through 6.x before 6.3.1, as distributed with Ruby through 3.0.1, it is possible to execute arbitrary code via | and tags in a filename.
05 / REFERENCES
Further evidence
- https://lists.debian.org/debian-lts-announce/2021/10/msg00009.html
- https://security-tracker.debian.org/tracker/CVE-2021-31799
- https://security.gentoo.org/glsa/202401-05
- https://security.netapp.com/advisory/ntap-20210902-0004/
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://www.ruby-lang.org/en/news/2021/05/02/os-command-injection-in-rdoc/
- https://github.com/ruby/rdoc
- https://github.com/ruby/rdoc/commit/a7f5d6ab88632b3b482fe10611382ff73d14eed7
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rdoc/CVE-2021-31799.yml
- https://nvd.nist.gov/vuln/detail/CVE-2021-31799
- https://security.netapp.com/advisory/ntap-20210902-0004
- https://www.ruby-lang.org/en/news/2021/05/02/os-command-injection-in-rdoc