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Test ID:1.3.6.1.4.1.25623.1.1.12.2023.6424.1
Category:Ubuntu Local Security Checks
Title:Ubuntu: Security Advisory (USN-6424-1)
Summary:The remote host is missing an update for the 'ruby-kramdown' package(s) announced via the USN-6424-1 advisory.
Description:Summary:
The remote host is missing an update for the 'ruby-kramdown' package(s) announced via the USN-6424-1 advisory.

Vulnerability Insight:
It was discovered that kramdown did not restrict Rouge formatters to the
correct namespace. An attacker could use this issue to cause kramdown to
execute arbitrary code.

Affected Software/OS:
'ruby-kramdown' package(s) on Ubuntu 20.04.

Solution:
Please install the updated package(s).

CVSS Score:
6.8

CVSS Vector:
AV:N/AC:M/Au:N/C:P/I:P/A:P

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2021-28834
Debian Security Information: DSA-4890 (Google Search)
https://www.debian.org/security/2021/dsa-4890
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/S3BBLUIDCUUR3NEE4NJLOCCAV3ALQ3O6/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SYOLQKFL6IJCQLBXV34Z4TI4O54GESPR/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NJCJVYHPY6LNUFM6LYZIAUIYOMVT5QGV/
https://github.com/gettalong/kramdown/compare/REL_2_3_0...REL_2_3_1
https://github.com/gettalong/kramdown/pull/708
https://gitlab.com/gitlab-org/gitlab/-/commit/179329b5c3c118924fb242dc449d06b4ed6ccb66
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