#VU11632 Cross-site request forgery in etcd - CVE-2018-1098

Vulnerability identifier: #VU11632

Vulnerability risk: Low

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-1098

CWE-ID: CWE-352

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
etcd
Server applications / Database software

Vendor: CoreOS

Description
The vulnerability allows a remote unauthenticated attacker to conduct cross-site request forgery attack and gain elevated privileges on the target system.

The weakness exists due to improper validation of HTTP POST requests. A remote attacker can trick the victim into visiting a specially crafted website and gain privileges of the target user.

Mitigation
Update to version 3.3.2 or later.

Vulnerable software versions

etcd: 2.3.8 - 3.3.1

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External links
https://github.com/coreos/etcd/issues/9353

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Q & A

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.