How severe is CVE-2009-5021?

CVE-2009-5021 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2009-5021 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-5021?

CVE-2009-5021 primarily affects Michael Dehaan Cobbler. In total, 59 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-5021?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2009-5021 published?

CVE-2009-5021 was published on 2010-12-09 and last updated on 2026-06-16.

CVE-2009-5021

CVE-2009-5021 is a high-severity vulnerability in Michael Dehaan Cobbler with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-255.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-255
Affected product: Michael Dehaan Cobbler
Published: 2010-12-09
Last modified: 2026-06-16

Description

Cobbler before 1.6.1 does not properly determine whether an installation has the default password, which makes it easier for attackers to obtain access by using this password.

Frequently asked questions

What is CVE-2009-5021?: Cobbler before 1.6.1 does not properly determine whether an installation has the default password, which makes it easier for attackers to obtain access by using this password.
How severe is CVE-2009-5021?: CVE-2009-5021 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2009-5021 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-5021?: CVE-2009-5021 primarily affects Michael Dehaan Cobbler. In total, 59 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-5021?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2009-5021 published?: CVE-2009-5021 was published on 2010-12-09 and last updated on 2026-06-16.

References

Affected products (59)

cpe:2.3:a:michael_dehaan:cobbler:*:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.1.1.7:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.2.1:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.2.2:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.2.3:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.2.5:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.2.7:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.2.8:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.2.9:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.3.0:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.3.1:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.3.3:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.3.4:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.3.5:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.3.6:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.3.7:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.3.9:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.4.0:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.4.2:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.4.3:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.4.5:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.4.6:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.4.7:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.4.8:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.5.0:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.6.0:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.6.1:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.6.3:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.6.4:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.6.5:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.8.1:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:0.8.3:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:1.0.2-1:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:1.0.3-1:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:1.2.0:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:1.2.2:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:1.2.3:*:*:*:*:*:*:*
cpe:2.3:a:michael_dehaan:cobbler:1.2.5:*:*:*:*:*:*:*

More vulnerabilities in Michael Dehaan Cobbler

CVE-2008-6954 — Critical (CVSS 9.0): The web interface (CobblerWeb) in Cobbler before 1.2.9 allows remote authenticated users to execute arbitrary Python…
CVE-2010-2235 — High (CVSS 8.5): template_api.py in Cobbler before 2.0.7, as used in Red Hat Network Satellite Server and other products, does not…
CVE-2012-2395 — High (CVSS 7.5): Incomplete blacklist vulnerability in action_power.py in Cobbler 2.2.0 allows remote attackers to execute arbitrary…
CVE-2010-4512 — High (CVSS 7.2): Cobbler before 2.0.4 uses an incorrect umask value, which allows local users to have an unspecified impact by…

All CVEs affecting Michael Dehaan Cobbler →

Other CWE-255 (Credentials Management Errors) vulnerabilities

CVE-2016-0898 — Critical (CVSS 10.0): MySQL for PCF tiles 1.7.x before 1.7.10 were discovered to log the AWS access key in plaintext. These credentials were…
CVE-2015-7906 — Critical (CVSS 10.0): LOYTEC LIP-3ECTB 6.0.1, LINX-100, LVIS-3E100, and LIP-ME201 devices allow remote attackers to read a password-hash…
CVE-2015-7856 — Critical (CVSS 10.0): OpenNMS has a default password of rtc for the rtc account, which makes it easier for remote attackers to obtain access…
CVE-2014-9736 — Critical (CVSS 10.0): GE Healthcare Centricity Clinical Archive Audit Trail Repository has a default password of initinit for the (1) SSL key…
CVE-2014-7233 — Critical (CVSS 10.0): GE Healthcare Precision THUNIS-800+ has a default password of (1) 1973 for the factory default System Utilities menu,…
CVE-2014-7232 — Critical (CVSS 10.0): GE Healthcare Discovery XR656 and XR656 G2 has a password of (1) 2getin for the insite user, (2) 4$xray for the xruser…

Browse all CWE-255 (Credentials Management Errors) vulnerabilities →