5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
0.006 Low
EPSS
Percentile
78.9%
NLTK Downloader before 3.4.5 is vulnerable to a directory traversal,
allowing attackers to write arbitrary files via a …/ (dot dot slash) in an
NLTK package (ZIP archive) that is mishandled during extraction.
github.com/mssalvatore/CVE-2019-14751_PoC
github.com/nltk/nltk/blob/3.4.5/ChangeLog
launchpad.net/bugs/cve/CVE-2019-14751
nvd.nist.gov/vuln/detail/CVE-2019-14751
salvatoresecurity.com/zip-slip-in-nltk-cve-2019-14751/
security-tracker.debian.org/tracker/CVE-2019-14751
ubuntu.com/security/notices/USN-4106-1
www.cve.org/CVERecord?id=CVE-2019-14751
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
0.006 Low
EPSS
Percentile
78.9%