CPANSA-MT-2021-20814: MT vulnerability

Publisher	giterlizzi	Document category	csaf_security_advisory
Initial release date	2021-08-26T00:00:00	Engine	CSAF Perl Toolkit 0.25
Current release date	2021-08-26T00:00:00	Build Date
Current version	1	Status	final
CVSS v3.1 Base Score	6.1	Severity	Medium
Original language		Language	en
Also referred to

Vulnerability Description

Cross-site scripting vulnerability in Setting screen of ContentType Information Widget Plugin of Movable Type (Movable Type 7 r.4903 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.4903 and earlier (Movable Type Advanced 7 Series), and Movable Type Premium 1.44 and earlier) allows remote attackers to inject arbitrary script or HTML via unspecified vectors.

Vulnerabilities

CVE-2021-20814

Vulnerability Description

Weakness	CWE-79 : Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Product status

Known affected

Product

Score

MT greater than or equal 7 and less than 7.8.0

CVSS Version	CVSS Vector	CVSS Base Score	CVSS Base Severity
3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N	6.1	Medium
2.0	AV:N/AC:M/Au:N/C:N/I:P/A:N	4.3	Medium

giterlizzi

Namespace: https://github.com/giterlizzi/

gdt@cpan.org

References

CPANSA-MT-2021-20814 JSON self
https://raw.githubusercontent.com/giterlizzi/perl-CPANSA-CSAF/develop/csaf/white/2021/cpansa-mt-2021-20814.json
https://movabletype.org/news/2021/08/mt-780-681-released.html external
https://movabletype.org/news/2021/08/mt-780-681-released.html
https://jvn.jp/en/jp/JVN97545738/index.html external
https://jvn.jp/en/jp/JVN97545738/index.html
CVE-2021-20814 (NVD) external
https://nvd.nist.gov/vuln/detail/CVE-2021-20814

Revision history

Version	Date of the revision	Summary of the revision
1	Thu Aug 26 00:00:00 2021	First release

Sharing rules

TLP:WHITE
For the TLP version see: https://www.first.org/tlp/