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High severityNVD Advisory· Published Sep 27, 2021· Updated Aug 3, 2024

Inefficient Regular Expression Complexity in nltk/nltk

CVE-2021-3828

Description

nltk is vulnerable to Inefficient Regular Expression Complexity

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

Package	Affected versions	Patched versions
nltkPyPI	< 3.6.4	3.6.4

Affected products

4

ghsa-coords3 versions
pkg:pypi/nltk pkg:rpm/opensuse/python-nltk&distro=openSUSE%20Tumbleweed pkg:rpm/suse/python-nltk&distro=SUSE%20Package%20Hub%2015%20SP2
< 3.6.4+ 2 more
- (no CPE)range: < 3.6.4
- (no CPE)range: < 3.7-1.1
- (no CPE)range: < 3.7-bp152.3.3.1
Nltk/Nltkcpe-rescue
Range: unspecified

Patches

Vulnerability mechanics

References

6

github.com/advisories/GHSA-2ww3-fxvq-293jghsaADVISORY
nvd.nist.gov/vuln/detail/CVE-2021-3828ghsaADVISORY
github.com/nltk/nltk/commit/277711ab1dec729e626b27aab6fa35ea5efbd7e6ghsax_refsource_MISCWEB
github.com/nltk/nltk/pull/2816ghsaWEB
github.com/pypa/advisory-database/tree/main/vulns/nltk/PYSEC-2021-356.yamlghsaWEB
huntr.dev/bounties/d19aed43-75bc-4a03-91a0-4d0bb516bc32ghsax_refsource_CONFIRMWEB

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0

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