What’s Vulnerable › Vulnerabilities

CVE-2017-2621

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-07-27 · updated 2026-06-17
• Weakness: CWE-552

Description

An access-control flaw was found in the OpenStack Orchestration (heat) service before 8.0.0, 6.1.0 and 7.0.2 where a service log directory was improperly made world readable. A malicious system user could exploit this flaw to access sensitive information.

Affected products

• OpenStack Heat: before 8.0.0 — fixed in 8.0.0
• OpenStack: 9, 10

How to fix

Upgrade to a fixed version: OpenStack Heat 8.0.0. Check the vendor advisory for mitigations.

References

• http://www.securityfocus.com/bid/96280
• https://access.redhat.com/errata/RHSA-2017:1243
• https://access.redhat.com/errata/RHSA-2017:1464
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2621
• http://www.securityfocus.com/bid/96280
• https://access.redhat.com/errata/RHSA-2017:1243
• https://access.redhat.com/errata/RHSA-2017:1464
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2621

Get alerted when CVE-2017-2621 or the next vulnerability affects your stack