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CVE-2021-45452 — Directory-traversal in django — CVE Details

MEDIUM

Directory-traversal in Django

Published January 12, 2022Updated September 20, 2024Source: osv

What Should I Do?

Address in Next Maintenance Window

Low exploitation probability (0.27%). Schedule for your next planned update.

Summary

Storage.save in Django 2.2 before 2.2.26, 3.2 before 3.2.11, and 4.0 before 4.0.1 allows directory traversal if crafted filenames are directly passed to it.

Advisory Timeline

  • First published January 12, 2022 (1734 days ago).
  • Last revised September 20, 2024 — 982 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

pip
Update django to 4.0.1 or later
pip install "django>=4.0.1"
pip
Update django to 3.2.11 or later
pip install "django>=3.2.11"
pip
Update django to 2.2.26 or later
pip install "django>=2.2.26"

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (3)

Affects 1 ecosystem: pypi (1).

PackageEcosystemAffectedFixed In
django
pypi
4.04.0.1
django
pypi
3.2, 3.2.1, 3.2.10, 3.2.2 (+7 more)3.2.11
django
pypi
2.2, 2.2.1, 2.2.10, 2.2.11 (+22 more)2.2.26

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 5.3 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References

Frequently Asked Questions

What is CVE-2021-45452?
Directory-traversal in Django This vulnerability has been assigned a severity rating of MEDIUM (CVSS score: 5.3/10).
How do I check if my project is affected by CVE-2021-45452?
CVE-2021-45452 affects django. It has a 0.3% probability of exploitation within 30 days (EPSS score). Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2021-45452 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
5.3

Exploitation requires specific conditions or has limited impact. Remediate within weeks.

EPSS Score (30-day exploit probability)
0.27%
Higher than 50% of vulnerabilities

This is an above-median EPSS score — 50.1% of tracked vulnerabilities score at or below it, putting its exploitation likelihood in the upper half of the tracked corpus.

Also Known As

GHSA-jrh2-hc4r-7jwx
BIT-django-2021-45452
PYSEC-2022-3

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