CVE-2011-4190: Missing verification of host key for kdump server

Severity: medium (CVSS 5.3 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-06-08 · updated 2026-06-16
Weakness: CWE-306

Description

The kdump implementation is missing the host key verification in the kdump and mkdumprd OpenSSH integration of kdump prior to version 2012-01-20. This is similar to CVE-2011-3588, but different in that the kdump implementation is specific to SUSE. A remote malicious kdump server could use this flaw to impersonate the correct kdump server to obtain security sensitive information (kdump core files).

Affected products

Suse Linux Enterprise Desktop: 11-sp1
SUSE Linux Enterprise: 11-sp1, 11.0-sp1

References

https://bugzilla.suse.com/show_bug.cgi?id=722440
https://www.suse.com/security/cve/CVE-2011-4190/
https://bugzilla.suse.com/show_bug.cgi?id=722440
https://www.suse.com/security/cve/CVE-2011-4190/

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