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Fencer Intel
high 7.5

CVE-2020-13924 json

In Apache Ambari versions 2.6.2.2 and earlier, malicious users can construct file names for directory traversal and traverse to other direc…

published 5y ago modified 4mo ago also EUVD-2020-6128

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.0%
EPSS 4.0% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

In Apache Ambari versions 2.6.2.2 and earlier, malicious users can construct file names for directory traversal and traverse to other directories to download files.

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Exploit prediction

4.04% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • mail-archives.apache.org https://mail-archives.apache.org/mod_mbox/ambari-user/202102.mbox/%3CCAEJYuxEQZ_aPwJdAaSxPu-Dva%3Dhc7zZUx3-pzBORbd23g%2BGH1A%40mail.gmail.com%3E referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

  • Apache Software Foundation Apache Ambari

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.