CVE-2020-14001
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
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 4.56% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 91.2% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Important. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2020-07-17 15:27Z6 YR AGO
- Last updated
- 2024-08-04 12:32Z2 YR AGO
- Reserved
- 2020-06-10
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 992094a644e2bfac883413851183c614ced83831e3b2b1a8520c9b83bc3e9d41
05 Affected products
06 References
- github.comhttps://github.com/gettalong/kramdown
- kramdown.gettalong.orghttps://kramdown.gettalong.org
- rubygems.orghttps://rubygems.org/gems/kramdown
- kramdown.gettalong.orghttps://kramdown.gettalong.org/news.html
- github.comhttps://github.com/gettalong/kramdown/commit/1b8fd33c3120bfc6e5164b449e2c2fc9c9306fde
- github.comhttps://github.com/gettalong/kramdown/compare/REL_2_2_1...REL_2_3_0
- security.netapp.comhttps://security.netapp.com/advisory/ntap-20200731-0004/
- lists.apache.org[fluo-notifications] 20200808 [GitHub] [fluo-website] ctubbsii opened a new pull request #194: Update gemshttps://lists.apache.org/thread.html/r96df7899fbb456fe2705882f710a0c8e8614b573fbffd8d12e3f54d2%40%3Cnotifications.fluo.apache.org%3E
- lists.debian.org[debian-lts-announce] 20200809 [SECURITY] [DLA 2316-1] ruby-kramdown security updatehttps://lists.debian.org/debian-lts-announce/2020/08/msg00014.html
- www.debian.orgDSA-4743https://www.debian.org/security/2020/dsa-4743
- lists.fedoraproject.orgFEDORA-2020-f6eee9a2d3https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KBLTGBYU7NKOUOHDKVCU4GFZMGA6BP4L/
- lists.fedoraproject.orgFEDORA-2020-5c70d97ecahttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ENMMGKHRQIZ3QKGOMBBBGB6B4LB5I7NQ/
- usn.ubuntu.comUSN-4562-1https://usn.ubuntu.com/4562-1/
07 Fixed in
Debian 12
- ruby-kramdown Fixed in 2.3.0-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- ruby-kramdown Fixed in 2.3.0-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- ruby-kramdown Fixed in 2.3.0-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- ruby-kramdown No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- ruby-kramdown No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- ruby-kramdown Fixed in 1.17.0-4ubuntu0.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.