CVE-2023-20034
First published: Wed Sep 27 2023(Updated: )
Vulnerability in the Elasticsearch database used in the of Cisco SD-WAN vManage software could allow an unauthenticated, remote attacker to access the Elasticsearch configuration database of an affected device with the privileges of the elasticsearch user. These vulnerability is due to the presence of a static username and password configured on the vManage. An attacker could exploit this vulnerability by sending a crafted HTTP request to a reachable vManage on port 9200. A successful exploit could allow the attacker to view the Elasticsearch database content. There are workarounds that address this vulnerability.
Credit: ykramarz@cisco.com ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco SD-WAN | >=20.3<20.3.4 | |
| Cisco SD-WAN | =20.6 | |
| Cisco SD-WAN | =20.7 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID of this Cisco SD-WAN vManage software vulnerability?
The vulnerability ID is CVE-2023-20034.
What is the severity level of CVE-2023-20034?
The severity level of CVE-2023-20034 is high with a CVSS score of 7.5
What is the affected software version for CVE-2023-20034?
The affected software versions for CVE-2023-20034 are Cisco SD-WAN versions 20.3 to 20.3.4, 20.6, and 20.7.
How can an attacker exploit CVE-2023-20034?
An unauthenticated, remote attacker can exploit CVE-2023-20034 to access the Elasticsearch configuration database of an affected device with the privileges of the elasticsearch user.
Where can I find more information about CVE-2023-20034?
You can find more information about CVE-2023-20034 in the Cisco Security Advisory at <a href="https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-vman-sc-LRLfu2z">this link.</a>
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