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CVE-2019-14235

CVE-2019-14235: Uncontrolled Recursion in Django

7.5

CVSS Score
3.0

Basic Information

CVE ID
CVE-2019-14235
GHSA ID
GHSA-v9qg-3j8p-r63v
EPSS Score
0.8958%
CWE
CWE-674
Published
8/6/2019
Updated
9/20/2024
KEV Status
No
Technology
TechnologyPython

Technical Details

CVSS Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Package NameEcosystemVulnerable VersionsFirst Patched Version
Djangopip>= 1.11a1, < 1.11.231.11.23
Djangopip>= 2.1a1, < 2.1.112.1.11
Djangopip>= 2.2a1, < 2.2.42.2.4

Vulnerability Intelligence
Miggo AIMiggo AI

Miggo AIRoot Cause Analysis

The vulnerability description explicitly names uri_to_iri as the source of uncontrolled recursion. Multiple sources including Django's security release notes, CVE details, and GitHub advisories confirm this function's role in the memory exhaustion issue. The patched versions specifically modified this function to remove recursive handling of invalid UTF-8 sequences.

Vulnerable functions

Only Mi**o us*rs **n s** t*is s**tion

WAF Protection Rules

WAF Rule

*n issu* w*s *is*ov*r** in *j*n*o *.**.x ***or* *.**.**, *.*.x ***or* *.*.**, *n* *.*.x ***or* *.*.*. I* p*ss** **rt*in inputs, *j*n*o.utils.*n*o*in*.uri_to_iri *oul* l*** to si*ni*i**nt m*mory us*** *u* to * r**ursion w**n r*p*r**nt-*n*o*in* inv*li*

Reasoning

T** vuln*r**ility **s*ription *xpli*itly n*m*s uri_to_iri *s t** sour** o* un*ontroll** r**ursion. Multipl* sour**s in*lu*in* *j*n*o's s**urity r*l**s* not*s, *V* **t*ils, *n* *it*u* **visori*s *on*irm t*is *un*tion's rol* in t** m*mory *x**ustion is