Path Traversal in Python

CVE-2014-4650

The CGIHTTPServer module in Python 2.7.5 and 3.3.4 does not properly handle URLs in which URL encoding is used for path separators, which allows remote attackers to read script source code or conduct directory traversal attacks and execute…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.241 (97.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (Mailing List, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (Exploit, Patch, x_refsource_MISC, Vendor Advisory)
  • cve@mitre.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)

Frequently asked questions

What is CVE-2014-4650?
CVE-2014-4650 is a critical-severity vulnerability in Python, classified under Path Traversal. CVSS score: 9.8/10. Published 2020-02-20.
How severe is CVE-2014-4650?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2014-4650 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.