CVE Vulnerability

CVE-2021-3842

nltk is vulnerable to Inefficient Regular Expression Complexity

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://huntr.dev/bounties/761a761e-2be2-430a-8d92-6f74ffe9866a Exploit Issue Tracking
https://github.com/nltk/nltk/commit/2a50a3edc9d35f57ae42a921c621edc160877f4d Patch Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:nltk:nltk:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
Information

Published : 2022-01-04 03:15

Updated : 2022-01-12 09:15

NVD link : CVE-2021-3842

Mitre link : CVE-2021-3842

Products Affected
No products.
CWE
CWE-1333

Inefficient Regular Expression Complexity