7.5

CVE-2021-3828

Exploit

Inefficient Regular Expression Complexity in nltk/nltk

nltk is vulnerable to Inefficient Regular Expression Complexity
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Nltk ≫ Nltk Version <= 3.6.3
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.65% 0.735
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
security@huntr.dev 7.5 3.9 3.6
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-1333 Inefficient Regular Expression Complexity

The product uses a regular expression with a worst-case computational complexity that is inefficient and possibly exponential.

CWE-697 Incorrect Comparison

The product compares two entities in a security-relevant context, but the comparison is incorrect.

https://github.com/nltk/nltk/commit/277711ab1dec729e626b27aab6fa35ea5efbd7e6
Patch
Third Party Advisory
https://huntr.dev/bounties/d19aed43-75bc-4a03-91a0-4d0bb516bc32
Patch
Third Party Advisory
Exploit