Vulnerability CVE-2021-22140


Published: 2021-05-13

Description:
Elastic App Search versions after 7.11.0 and before 7.12.0 contain an XML External Entity Injection issue (XXE) in the App Search web crawler beta feature. Using this vector, an attacker whose website is being crawled by App Search could craft a malicious sitemap.xml to traverse the filesystem of the host running the instance and obtain sensitive files.

Type:

CWE-611

(Information Exposure Through XML External Entity Reference)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Elastic -> Elastic app search 

 References:
https://discuss.elastic.co/t/7-12-1-security-update/271433

Copyright 2022, cxsecurity.com

 

Back to Top