SUSE update for etcd



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2025-30204
CWE-ID CWE-400
Exploitation vector Network
Public exploit N/A
Vulnerable software
 openSUSE Leap
Operating systems & Components / Operating system

etcdctl
Operating systems & Components / Operating system package or component

etcd
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Resource exhaustion

EUVDB-ID: #VU105983

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: CVE-2025-30204

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources within the parse.ParseUnverified function when parsing authorization header. A remote attacker can send a specially crafted HTTP response to the application, trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Update the affected package etcd to the latest version.

Vulnerable software versions

openSUSE Leap: 15.6

etcdctl: before 3.5.21-150000.7.12.1

etcd: before 3.5.21-150000.7.12.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2025/suse-su-20251285-1/


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.



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