PyPI/nltk CVE-2019-14751: high 7.5, EPSS 5.67%
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 ex
Action: Upgrade nltk to 3.4.5 or later.
pip install nltk==3.4.5Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 3.4.5 | - |
Fixed versions
| 3.4.5 |
Sources
- osv: PYSEC-2019-106
- nvd: CVE-2019-14751
- https://github.com/nltk/nltk/commit/f59d7ed8df2e0e957f7f247fe218032abdbe9a10
- https://salvatoresecurity.com/zip-slip-in-nltk-cve-2019-14751/
- https://github.com/nltk/nltk/blob/3.4.5/ChangeLog
- https://github.com/mssalvatore/CVE-2019-14751_PoC
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZGZSSEJH7RHH3RBUEVWWYT75QU67J7SE/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QI4IJGLZQ5S7C5LNRNROHAO2P526XE3D/
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00054.html
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00001.html
- https://github.com/advisories/GHSA-mr7p-25v2-35wr
CVE-2019-14751 · published · modified · JSON