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Fencer Vulns
medium 5.8

CVE-2020-14337 json

A data exposure flaw was found in Tower, where sensitive data was revealed from the HTTP return error codes.

published 2020-07-31 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-6484

cvss
5.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 74%
public exploits
0
none known

Summary

A data exposure flaw was found in Tower, where sensitive data was revealed from the HTTP return error codes. This flaw allows an unauthenticated, remote attacker to retrieve pages from the default organization and verify existing usernames. The highest threat from this vulnerability is to data confidentiality.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-14337 updated cvss 5.8

Tower: Named URLs allow for testing the presence or absence of objects

  • Red Hat Ansible Tower 3.7 for RHEL 7 ansible-tower-37/ansible-tower-rhel7 3.7.2-1
    fixed: vendor fix “There is no mitigation for this issue.” RHSA-2020:3328

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.49% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 5.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

  • n/a Ansible Tower

Classification

Weakness
  • CWE-209 Generation of Error Message Containing Sensitive Information

References

Sources

Fencer Vulns 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.