How severe is CVE-2013-1443?

CVE-2013-1443 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2013-1443 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-1443?

CVE-2013-1443 primarily affects Djangoproject Django. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-1443?

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

When was CVE-2013-1443 published?

CVE-2013-1443 was published on 2013-09-23 and last updated on 2026-06-16.

CVE-2013-1443

CVE-2013-1443 is a medium-severity vulnerability in Djangoproject Django 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-287.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Djangoproject Django
Published: 2013-09-23
Last modified: 2026-06-16

Description

The authentication framework (django.contrib.auth) in Django 1.4.x before 1.4.8, 1.5.x before 1.5.4, and 1.6.x before 1.6 beta 4 allows remote attackers to cause a denial of service (CPU consumption) via a long password which is then hashed.

Frequently asked questions

What is CVE-2013-1443?: The authentication framework (django.contrib.auth) in Django 1.4.x before 1.4.8, 1.5.x before 1.5.4, and 1.6.x before 1.6 beta 4 allows remote attackers to cause a denial of service (CPU consumption) via a long password which is then hashed.
How severe is CVE-2013-1443?: CVE-2013-1443 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2013-1443 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-1443?: CVE-2013-1443 primarily affects Djangoproject Django. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-1443?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-1443 published?: CVE-2013-1443 was published on 2013-09-23 and last updated on 2026-06-16.

References

Affected products (16)

cpe:2.3:a:djangoproject:django:1.4:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.4.1:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.4.2:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.4.4:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.4.5:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.4.6:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.4.7:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.6:beta1:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.6:beta2:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.6:beta3:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.5:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.5:alpha:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.5:beta:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.5.1:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.5.3:*:*:*:*:*:*:*

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Other CWE-287 (Improper Authentication) vulnerabilities

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