CVE-2021-45268

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-45268
** DISPUTED ** A Cross Site Request Forgery (CSRF) vulnerability exists in Backdrop CMS 1.20, which allows Remote Attackers to gain Remote Code Execution (RCE) on the Hosting Webserver via uploading a maliciously add-on with crafted PHP file. NOTE: the vendor disputes this because the attack requires a session cookie of a high-privileged authenticated user who is entitled to install arbitrary add-ons.

8.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
https://github.com/V1n1v131r4/CSRF-to-RCE-on-Backdrop-CMS Exploit Third Party Advisory
https://www.exploit-db.com/exploits/50323 Third Party Advisory VDB Entry
https://github.com/V1n1v131r4/CSRF-to-RCE-on-Backdrop-CMS Exploit Third Party Advisory
https://www.exploit-db.com/exploits/50323 Third Party Advisory VDB Entry
Configurations

Configuration 1 (hide)

cpe:2.3:a:backdropcms:backdrop:1.20.0:*:*:*:*:*:*:*
History

21 Nov 2024, 06:32

Type Values Removed Values Added
References () https://github.com/V1n1v131r4/CSRF-to-RCE-on-Backdrop-CMS - Exploit, Third Party Advisory () https://github.com/V1n1v131r4/CSRF-to-RCE-on-Backdrop-CMS - Exploit, Third Party Advisory
References () https://www.exploit-db.com/exploits/50323 - Third Party Advisory, VDB Entry () https://www.exploit-db.com/exploits/50323 - Third Party Advisory, VDB Entry

10 Feb 2022, 06:41

Type Values Removed Values Added
CPE cpe:2.3:a:backdropcms:backdrop:1.20.0:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 6.8
v3 : 8.8
References (MISC) https://www.exploit-db.com/exploits/50323 - (MISC) https://www.exploit-db.com/exploits/50323 - Third Party Advisory, VDB Entry
References (MISC) https://github.com/V1n1v131r4/CSRF-to-RCE-on-Backdrop-CMS - (MISC) https://github.com/V1n1v131r4/CSRF-to-RCE-on-Backdrop-CMS - Exploit, Third Party Advisory
CWE CWE-352

04 Feb 2022, 23:15

Type Values Removed Values Added
Summary A Cross Site Request Forgery (CSRF) vulnerability exists in Backdrop CMS 1.20, which allows Remote Attackers to gain Remote Code Execution (RCE) on the Hosting Webserver via uploading a maliciously add-on with crafted PHP file. ** DISPUTED ** A Cross Site Request Forgery (CSRF) vulnerability exists in Backdrop CMS 1.20, which allows Remote Attackers to gain Remote Code Execution (RCE) on the Hosting Webserver via uploading a maliciously add-on with crafted PHP file. NOTE: the vendor disputes this because the attack requires a session cookie of a high-privileged authenticated user who is entitled to install arbitrary add-ons.

03 Feb 2022, 22:15

Type Values Removed Values Added
New CVE
Information

Published : 2022-02-03 22:15

Updated : 2024-11-21 06:32

NVD link : CVE-2021-45268

Mitre link : CVE-2021-45268

CVE.ORG link : CVE-2021-45268

JSON object : View

Products Affected

backdropcms

  • backdrop
CWE
CWE-352

Cross-Site Request Forgery (CSRF)