CVEvulnerability
CVE-2019-14751
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2019-08-22
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 7.5 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-22
Description
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.
Affected configurations
• nltk nltk (< 3.4.5)
Related
Weakness · CWE (1)
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00054.html lists.opensuse.org
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00001.html lists.opensuse.org
- https://github.com/mssalvatore/CVE-2019-14751_PoC Exploit, Patch, Third Party Advisory
- https://github.com/nltk/nltk/blob/3.4.5/ChangeLog Release Notes
- https://github.com/nltk/nltk/commit/f59d7ed8df2e0e957f7f247fe218032abdbe9a10 Patch
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QI4IJGLZQ5S7C5LNRNROHAO2P526XE3D/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZGZSSEJH7RHH3RBUEVWWYT75QU67J7SE/ lists.fedoraproject.org
- https://salvatoresecurity.com/zip-slip-in-nltk-cve-2019-14751/ Exploit, Patch, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00054.html lists.opensuse.org
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00001.html lists.opensuse.org
- https://github.com/mssalvatore/CVE-2019-14751_PoC Exploit, Patch, Third Party Advisory
- https://github.com/nltk/nltk/blob/3.4.5/ChangeLog Release Notes
- https://github.com/nltk/nltk/commit/f59d7ed8df2e0e957f7f247fe218032abdbe9a10 Patch
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QI4IJGLZQ5S7C5LNRNROHAO2P526XE3D/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZGZSSEJH7RHH3RBUEVWWYT75QU67J7SE/ lists.fedoraproject.org
- https://salvatoresecurity.com/zip-slip-in-nltk-cve-2019-14751/ Exploit, Patch, Third Party Advisory