CVE Vulnerability

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 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.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://kramdown.gettalong.org Vendor Advisory
https://kramdown.gettalong.org/news.html Release Notes Vendor Advisory
https://github.com/gettalong/kramdown/compare/REL_2_2_1...REL_2_3_0 Patch Third Party Advisory
https://github.com/gettalong/kramdown Third Party Advisory
https://github.com/gettalong/kramdown/commit/1b8fd33c3120bfc6e5164b449e2c2fc9c9306fde Patch Third Party Advisory
https://rubygems.org/gems/kramdown Third Party Advisory
https://security.netapp.com/advisory/ntap-20200731-0004/ Third Party Advisory
https://lists.apache.org/thread.html/r96df7899fbb456fe2705882f710a0c8e8614b573fbffd8d12e3f54d2@%3Cnotifications.fluo.apache.org%3E Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/08/msg00014.html Mailing List Third Party Advisory
https://www.debian.org/security/2020/dsa-4743 Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ENMMGKHRQIZ3QKGOMBBBGB6B4LB5I7NQ/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KBLTGBYU7NKOUOHDKVCU4GFZMGA6BP4L/ Mailing List Third Party Advisory
https://usn.ubuntu.com/4562-1/ Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:kramdown_project:kramdown:*:*:*:*:*:ruby:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
Information

Published : 2020-07-17 04:15

Updated : 2022-04-28 06:57

NVD link : CVE-2020-14001

Mitre link : CVE-2020-14001

Products Affected
No products.
CWE
CWE-862