Is CVE-2011-4953 being actively exploited?

CVE-2011-4953 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-4953?

CVE-2011-4953 has a CVSS 2.0 base score of 6.8 (MEDIUM).

CVE-2011-4953

MEDIUM · CVSS 6.8EPSS 2.2%EU EUVD

The set_mgmt_parameters function in item.py in cobbler before 2.2.2 allows context-dependent attackers to execute arbitrary code via vectors related to the use of the yaml.load function instead of the yaml.safe_load function, as demonstrated using Puppet.

Key facts

CVSS score: 6.8 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness (CWE): CWE-20
EPSS score: 2.2% (83th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2022-4186)
Published: October 27, 2014
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2022-4186 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

cobbler project / cobbler

References

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

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