CVEvulnerability
CVE-2020-14001
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2020-07-17
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-862
Description
The kramdown gem before 2.3.0 for Ruby processes the template option inside Kramdown documents by default, which allows unintended read access (such as template="/etc/passwd") or unintended embedded Ruby code execution (such as a string that begins with template="string://<%= `). NOTE: kramdown is used in Jekyll, GitLab Pages, GitHub Pages, and Thredded Forum.
Affected configurations
• kramdown project kramdown (< 2.3.0)
• debian debian linux 9.0
• debian debian linux 10.0
• fedoraproject fedora 31
• fedoraproject fedora 32
• canonical ubuntu linux 20.04
Related
Weakness · CWE (1)
- CWE-862 Missing Authorization weakness
References
- https://github.com/gettalong/kramdown Third Party Advisory
- https://github.com/gettalong/kramdown/commit/1b8fd33c3120bfc6e5164b449e2c2fc9c9306fde Patch, Third Party Advisory
- https://github.com/gettalong/kramdown/compare/REL_2_2_1...REL_2_3_0 Patch, Third Party Advisory
- https://kramdown.gettalong.org Vendor Advisory
- https://kramdown.gettalong.org/news.html Release Notes, Vendor Advisory
- https://lists.apache.org/thread.html/r96df7899fbb456fe2705882f710a0c8e8614b573fbffd8d12e3f54d2%40%3Cnotifications.fluo.apache.org%3E lists.apache.org
- https://lists.debian.org/debian-lts-announce/2020/08/msg00014.html Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ENMMGKHRQIZ3QKGOMBBBGB6B4LB5I7NQ/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KBLTGBYU7NKOUOHDKVCU4GFZMGA6BP4L/ lists.fedoraproject.org
- https://rubygems.org/gems/kramdown Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200731-0004/ Third Party Advisory
- https://usn.ubuntu.com/4562-1/ Third Party Advisory
- https://www.debian.org/security/2020/dsa-4743 Third Party Advisory
- https://github.com/gettalong/kramdown Third Party Advisory
- https://github.com/gettalong/kramdown/commit/1b8fd33c3120bfc6e5164b449e2c2fc9c9306fde Patch, Third Party Advisory
- https://github.com/gettalong/kramdown/compare/REL_2_2_1...REL_2_3_0 Patch, Third Party Advisory
- https://kramdown.gettalong.org Vendor Advisory
- https://kramdown.gettalong.org/news.html Release Notes, Vendor Advisory
- https://lists.apache.org/thread.html/r96df7899fbb456fe2705882f710a0c8e8614b573fbffd8d12e3f54d2%40%3Cnotifications.fluo.apache.org%3E lists.apache.org
- https://lists.debian.org/debian-lts-announce/2020/08/msg00014.html Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ENMMGKHRQIZ3QKGOMBBBGB6B4LB5I7NQ/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KBLTGBYU7NKOUOHDKVCU4GFZMGA6BP4L/ lists.fedoraproject.org
- https://rubygems.org/gems/kramdown Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200731-0004/ Third Party Advisory
- https://usn.ubuntu.com/4562-1/ Third Party Advisory
- https://www.debian.org/security/2020/dsa-4743 Third Party Advisory