CVE search · CVE-2021-31799

CVE-2021-31799

high 7.0

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 in the NVD CVE.org JSON

Status: Modified
Published: 2021-07-30
Last changed: 2026-06-17
Source: cve@mitre.org
Weakness: CWE-78

Severity

Version	Score	Vector	Source
CVSS 3.1	high 7.0	`CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H`	nvd@nist.govPrimary
CVSS 3.1	high 7.0	`CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H`	134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary
CVSS 2.0	medium 4.4	`AV:L/AC:M/Au:N/C:P/I:P/A:P`	nvd@nist.govPrimary

Affected products

Vendor and product from the NVD’s CPE applicability statements. Versions and conditions are on the NVD’s page.

debian · debian_linux
ruby-lang · rdoc
oracle · jd_edwards_enterpriseone_tools

References

https://lists.debian.org/debian-lts-announce/2021/10/msg00009.htmlThird Party Advisory
https://security-tracker.debian.org/tracker/CVE-2021-31799Third Party Advisory
https://security.gentoo.org/glsa/202401-05
https://security.netapp.com/advisory/ntap-20210902-0004/Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.htmlPatchThird Party Advisory
https://www.ruby-lang.org/en/news/2021/05/02/os-command-injection-in-rdoc/PatchVendor Advisory
https://lists.debian.org/debian-lts-announce/2021/10/msg00009.htmlThird Party Advisory
https://security-tracker.debian.org/tracker/CVE-2021-31799Third Party Advisory
https://security.gentoo.org/glsa/202401-05
https://security.netapp.com/advisory/ntap-20210902-0004/Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.htmlPatchThird Party Advisory
https://www.ruby-lang.org/en/news/2021/05/02/os-command-injection-in-rdoc/PatchVendor Advisory