CVE Vulnerability

CVE-2021-42237

Sitecore XP 7.5 Initial Release to Sitecore XP 8.2 Update-7 is vulnerable to an insecure deserialization attack where it is possible to achieve remote command execution on the machine. No authentication or special configuration is required to exploit this vulnerability.

10 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 10

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

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
http://sitecore.com Vendor Advisory
https://support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1000776 Vendor Advisory
https://blog.assetnote.io/2021/11/02/sitecore-rce/ Exploit Third Party Advisory
http://packetstormsecurity.com/files/164988/Sitecore-Experience-Platform-XP-Remote-Code-Execution.html Third Party Advisory VDB Entry
Configurations

Configuration 1

cpe:2.3:a:sitecore:experience_platform:8.2:-:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.2:update1:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.2:update2:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.2:update3:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.2:update4:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.2:update5:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.2:update6:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.2:update7:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.1:-:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.1:update1:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.1:update2:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.1:update3:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.0:update7:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:7.5:-:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:7.5:update1:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:7.5:update2:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.0:-:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.0:sp1:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.0:update1:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.0:update2:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.0:update3:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.0:update4:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.0:update5:*:*:*:*:*:*
cpe:2.3:a:sitecore:experience_platform:8.0:update6:*:*:*:*:*:*
Information

Published : 2021-11-05 10:15

Updated : 2021-12-03 09:17

NVD link : CVE-2021-42237

Mitre link : CVE-2021-42237

Products Affected
No products.
CWE
CWE-502

Deserialization of Untrusted Data