Is CVE-2011-4092 being actively exploited?

CVE-2011-4092 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-4092?

CVE-2011-4092 has a CVSS 2.0 base score of 5.8 (MEDIUM).

CVE-2011-4092

MEDIUM · CVSS 5.8EPSS 0.8%EU EUVD

obby (aka libobby) does not verify SSL server certificates, which allows remote attackers to spoof servers via an arbitrary certificate.

Key facts

CVSS score: 5.8 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:P/I:P/A:N
Weakness (CWE): CWE-20
EPSS score: 0.8% (57th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-4043)
Published: February 10, 2014
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-4043 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

ubuntu developers / obby

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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