GHSA-hpj3-5p46-g87w · Severity: medium · Ecosystem: pip — Cobbler vulnerable to code injection via unsafe YAML loading
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.
Conclusion & alert: CVE-2011-4953 is rated Moderate Risk (50.7/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.67%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-03-30 | 1.30% | 0.67% | -0.63% |
| 2 | 2025-03-29 | 0.72% | 1.30% | +0.58% |
| 3 | 2024-04-22 | — | 0.72% | — |
Full EPSS history (7 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
GHSA-hpj3-5p46-g87w · Severity: medium · Ecosystem: pip — Cobbler vulnerable to code injection via unsafe YAML loading
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2011-4953 |
ubuntu
|
high | CVE-2011-4953 high priority: Ubuntu including 1 source packages (cobbler), 8 status rows across 8 suites (hardy, lucid, natty, oneiric, precise, quantal, raring, upstream): released 3, DNE 2, ignored 2, needs-triage 1. | https://ubuntu.com/security/CVE-2011-4953 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| cobbler_project | cobbler | <= 2.2.1 | cpe:2.3:a:cobbler_project:cobbler:*:*:*:*:*:*:*:* |