CVE-2021-31799
HIGH severity · CVSS 7 · OS command injection
7CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityHigh
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)1%
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://www.oracle.com/security-alerts/cpuapr2022.html ↗
Additional information
- NVD record
- https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch
- https://www.ruby-lang.org/en/news/2021/05/02/os-command-injection-in-rdoc/Patch
- https://lists.debian.org/debian-lts-announce/2021/10/msg00009.htmlAdvisory
- https://security-tracker.debian.org/tracker/CVE-2021-31799Advisory
- https://security.gentoo.org/glsa/202401-05
- https://security.netapp.com/advisory/ntap-20210902-0004/Advisory