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Fencer Vulns
high 7.5

CVE-2022-3596 json

Instack-undercloud: rsync leaks information to undercloud

published 2023-09-20 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-42960

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 66%
public exploits
0
none known

Summary

An information leak was found in OpenStack's undercloud. This flaw allows unauthenticated, remote attackers to inspect sensitive data after discovering the IP address of the undercloud, possibly leading to compromising private information, including administrator access credentials.

Patch / fix

  • Red Hat Red Hat OpenStack Platform 13.0 - ELS 0:8.4.9-13.el7ost
  • Red Hat Red Hat OpenStack Platform 13.0 (Queens) for RHEL 7.6 EUS 0:8.4.9-13.el7ost
  • instack-undercloud openstack 13 8.4.9-13.el7ost

red hat advisories RHSA-2022:8897

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-2022-3596 updated cvss 7.5

instack-undercloud: rsync leaks information to undercloud

  • Red Hat OpenStack Platform 13.0 - ELS instack-undercloud 8.4.9-13.el7ost Red Hat OpenStack Platform 13.0 for RHEL 7.6 EUS Server instack-undercloud 8.4.9-13.el7ost
    fixed: vendor fix RHSA-2022:8897

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

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

1.11% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

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

Affected products

  • Red Hat Red Hat OpenStack Platform 13.0 - ELS
  • Red Hat Red Hat OpenStack Platform 13.0 (Queens) for RHEL 7.6 EUS

Classification

Weakness
  • CWE-402 Transmission of Private Resources into a New Sphere

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.