How severe is CVE-2011-4585?

CVE-2011-4585 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2011-4585 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-4585?

CVE-2011-4585 primarily affects Moodle. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-4585?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2011-4585 published?

CVE-2011-4585 was published on 2012-07-20 and last updated on 2026-06-16.

CVE-2011-4585

CVE-2011-4585 is a medium-severity vulnerability in Moodle with a CVSS 2.0 base score of 5.0. 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-16.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-16
Affected product: Moodle
Published: 2012-07-20
Last modified: 2026-06-16

Description

login/change_password.php in Moodle 1.9.x before 1.9.15 does not use https for the change-password form even if the httpslogin option is enabled, which allows remote attackers to obtain credentials by sniffing the network.

Frequently asked questions

What is CVE-2011-4585?: login/change_password.php in Moodle 1.9.x before 1.9.15 does not use https for the change-password form even if the httpslogin option is enabled, which allows remote attackers to obtain credentials by sniffing the network.
How severe is CVE-2011-4585?: CVE-2011-4585 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2011-4585 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-4585?: CVE-2011-4585 primarily affects Moodle. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-4585?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-4585 published?: CVE-2011-4585 was published on 2012-07-20 and last updated on 2026-06-16.

References

Affected products (14)

cpe:2.3:a:moodle:moodle:1.9.1:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:1.9.2:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:1.9.3:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:1.9.4:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:1.9.5:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:1.9.6:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:1.9.7:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:1.9.8:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:1.9.9:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:1.9.10:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:1.9.11:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:1.9.12:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:1.9.13:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:1.9.14:*:*:*:*:*:*:*

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