Vulnerability identifier: #VU64866
Vulnerability risk: Medium
CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID:
CWE-ID:
CWE-754
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Elasticsearch
Web applications /
Other software
Vendor: Elastic Stack
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper error handling. A remote attacker can send specifically formatted network request to the application and forcibly shut down an Elasticsearch node.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Elasticsearch: 8.0.0 - 8.0.1, 8.1.0 - 8.1.3, 8.2.0
External links
http://www.elastic.co/community/security/
http://discuss.elastic.co/t/elastic-stack-7-17-4-and-8-2-1-security-update/305530
http://bugzilla.redhat.com/show_bug.cgi?id=2094515
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.