Arbitrary Command Injection Affecting ruby2.3 package, versions <2.3.3-1+deb9u10
Snyk CVSS
Attack Complexity
High
Confidentiality
High
Integrity
High
Availability
High
Threat Intelligence
EPSS
0.07% (28th
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN9-RUBY23-1316287
- published 8 Jul 2021
- disclosed 30 Jul 2021
Introduced: 8 Jul 2021
CVE-2021-31799 Open this link in a new tabHow to fix?
Upgrade Debian:9
ruby2.3
to version 2.3.3-1+deb9u10 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream ruby2.3
package and not the ruby2.3
package as distributed by Debian
.
See How to fix?
for Debian:9
relevant fixed versions and status.
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.
References
- https://security-tracker.debian.org/tracker/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/
- https://lists.debian.org/debian-lts-announce/2021/10/msg00009.html
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://security.gentoo.org/glsa/202401-05