THREATPORT/VULNERABILITY/CVE-2019-14751
HIGH SEVERITY

CVE-2019-14751

Nltk vulnerability

CVSS
7.5
EPSS
5.8%
EPSS pct
92th
Exploited
No known
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 vendor
Nltk
Affected product
Nltk
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness type (CWE)
Published
2019-08-22

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to integrity.

Its EPSS score of 5.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 92% of all scored CVEs.

Check your external exposure to CVE-2019-14751

  • Confirm whether Nltk Nltk is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2019-14751.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2019-14751

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2019-14751 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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