PYSEC-2019-84
An issue was discovered in Django 1.11.x before 1.11.23, 2.1.x before 2.1.11, and 2.2.x before 2.2.4.
- Severity
- Not rated yet
- No source has published a CVSS score yet
- Exploit chance (EPSS)
- —
- No score published
- Known exploited
- No
- Not in CISA's catalog
- Weakness
- —
- Not classified
- Fix
2.2.4- Upgrade django to this version or later
Description
An issue was discovered in Django 1.11.x before 1.11.23, 2.1.x before 2.1.11, and 2.2.x before 2.2.4. If passed certain inputs, django.utils.encoding.uri_to_iri could lead to significant memory usage due to a recursion when repercent-encoding invalid UTF-8 octet sequences.
Affected versions
PyPI
| Package | Vulnerable | Fixed in |
|---|---|---|
| django | >= 2.2, < 2.2.4>= 1.11, < 1.11.23>= 2.1, < 2.1.11 |
1.11.232.1.112.2.4 |
How to fix
Move to the fixed version or later with your package manager, update the lockfile, and run your tests. If the package only arrives through another dependency, upgrade that dependency first. If none of its releases pulls a fixed version yet, force the version with your package manager's override.
django PyPI → 2.2.4
- pip
pip install --upgrade "django>=2.2.4"- poetry
poetry add "django>=2.2.4"- uv
uv add "django>=2.2.4"
References
Other links
- djangoproject.com/weblog/2019/aug/01/security-releases
- docs.djangoproject.com/en/dev/releases/security
- groups.google.com/forum
- lists.opensuse.org/opensuse-security-announce/2019-08/msg00006.html
- seclists.org/bugtraq/2019/Aug/15
- debian.org/security/2019/dsa-4498
- lists.opensuse.org/opensuse-security-announce/2019-08/msg00025.html
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/STVX7…
- security.netapp.com/advisory/ntap-20190828-0002
- security.gentoo.org/glsa/202004-17
Timeline
- Published
- Last updated by the source
- Withdrawn
Related advisories
| Advisory | Severity | Why it's related |
|---|---|---|
| GHSA-q238-5cxm-5c9h Django GeoDjango vulnerable to denial of service through deeply nested geometry collections | Medium | Also affects django |
| GHSA-wvqv-fj8w-qmhm Django GeoDjango spatial lookups allow file writes and outbound requests through GDAL raster parsing | High | Also affects django |
| GHSA-8qcx-xf44-272x Django: DomainNameValidator permits newline characters that may enable HTTP header injection | Medium | Also affects django |
| GHSA-crhf-3pfg-w68w Django: GDALRaster may over-read heap memory when constructed from bytes | Medium | Also affects django |
| GHSA-3h9f-r86x-qvjx Django: cache middleware may expose private responses when unrelated request cookies are present | Medium | Also affects django |
| GHSA-8cjm-8mp7-r2xf Django: UpdateCacheMiddleware may disclose cached responses due to case-sensitive Cache-Control handling | Medium | Also affects django |
| GHSA-mm6v-q8q9-pgcf Django fails to prevent reuse of a partially-initialized connection after a failed `STARTTLS` handshake | Low | Also affects django |
| GHSA-h7pc-vwp9-298g Django: signed cookies are vulnerable to salt namespace collisions | Medium | Also affects django |
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