CVE-2020-13978 : Monstra CMS 3.0.4 allows an attacker, who already has administrative access to modify .chunk.php files on the Edit Chunk

Monstra CMS 3.0.4 allows an attacker, who already has administrative access to modify .chunk.php files on the Edit Chunk screen, to execute arbitrary OS commands via the Theme Module by visiting the admin/index.php?id=themes&action=edit_chunk URI. NOTE: there is no indication that the Edit Chunk feature was intended to prevent an administrator from using PHP's exec feature

Published 2020-06-09 14:15:10

Updated 2024-08-04 13:15:38

Source MITRE

View at NVD, CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2020-13978

EPSS FAQ

0.28%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 65 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-13978

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.5	MEDIUM	AV:N/AC:L/Au:S/C:P/I:P/A:P	8.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
7.2	HIGH	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	1.2	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2020-13978

CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

Assigned by: nvd@nist.gov (Primary)

Products affected by CVE-2020-13978

Monstra » Monstra Cms » Version: 3.0.4
cpe:2.3:a:monstra:monstra_cms:3.0.4:*:*:*:*:*:*:*
Matching versions

Vulnerability Details : CVE-2020-13978

Exploit prediction scoring system (EPSS) score for CVE-2020-13978

CVSS scores for CVE-2020-13978

CWE ids for CVE-2020-13978

References for CVE-2020-13978

Products affected by CVE-2020-13978