Ecosyste.ms: Advisories
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Security Advisories: GSA_kwCzR0hTQS1ycWpoLWpwMnItNTljas0g2g
NLTK Vulnerable to REDoS
NLTK is vulnerable to REDoS in some RegexpTaggers used in the functions get_pos_tagger
and malt_regex_tagger
.
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS1ycWpoLWpwMnItNTljas0g2g
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: over 2 years ago
Updated: 8 months ago
CVSS Score: 7.5
CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Identifiers: GHSA-rqjh-jp2r-59cj, CVE-2021-3842
References:
- https://nvd.nist.gov/vuln/detail/CVE-2021-3842
- https://github.com/nltk/nltk/commit/2a50a3edc9d35f57ae42a921c621edc160877f4d
- https://huntr.dev/bounties/761a761e-2be2-430a-8d92-6f74ffe9866a
- https://github.com/nltk/nltk/pull/2906
- https://github.com/advisories/GHSA-rqjh-jp2r-59cj
Blast Radius: 35.7
Affected Packages
pypi:nltk
Dependent packages: 947Dependent repositories: 57,572
Downloads: 19,120,775 last month
Affected Version Ranges: < 3.6.6
Fixed in: 3.6.6
All affected versions: 0.9.3, 0.9.4, 0.9.5, 0.9.6, 0.9.7, 0.9.8, 0.9.9, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.0.5, 3.0.0, 3.0.1, 3.0.2, 3.0.3, 3.0.4, 3.0.5, 3.2.1, 3.2.2, 3.2.3, 3.2.4, 3.2.5, 3.4.1, 3.4.2, 3.4.3, 3.4.4, 3.4.5, 3.6.1, 3.6.2, 3.6.3, 3.6.4, 3.6.5
All unaffected versions: 3.6.6, 3.6.7, 3.8.1