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CVE-2017-2622· NVD / CVE Program· CNA redhat

An accessibility flaw was found in the OpenStack Workflow (mistral) service where a service log directory was improperly made world readable

An accessibility flaw was found in the OpenStack Workflow (mistral) service where a service log directory was improperly made world readable. A malicious system user could exploit this flaw to access sensitive information.

MediumCVSS 5.5 · v3.0—No exploit Fix available
Published
Jul 27, 2018
Updated
Jun 16, 2026
EPSS
0.4% · 29th percentile
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Action score

22

Monitor

Low priority for now.

CVSS
22 / 40 · 5.5 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.4%

CNA vs NVD score

NVD
5.5
CNA · redhat
5.9
0.4 point gap

CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

VendorProduct
redhatopenstack

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • redhat openstack10

Versions reported by the vendor

Affected version ranges reported by the assigning authority (redhat). Independent of NVD's CPE analysis and usually ahead of it.

  • [UNKNOWN] openstack-mistral

    • n/aaffected

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
Red Hat:openstack:10::el7openstack-mistralbefore 0:3.0.2-11.el7ost0:3.0.2-11.el7ost
Red Hat:openstack:10::el7openstack-mistral-allbefore 0:3.0.2-11.el7ost0:3.0.2-11.el7ost
Red Hat:openstack:10::el7openstack-mistral-apibefore 0:3.0.2-11.el7ost0:3.0.2-11.el7ost
Red Hat:openstack:10::el7openstack-mistral-commonbefore 0:3.0.2-11.el7ost0:3.0.2-11.el7ost
Red Hat:openstack:10::el7openstack-mistral-enginebefore 0:3.0.2-11.el7ost0:3.0.2-11.el7ost
Red Hat:openstack:10::el7openstack-mistral-executorbefore 0:3.0.2-11.el7ost0:3.0.2-11.el7ost
Red Hat:openstack:10::el7python-mistral-testsbefore 0:3.0.2-11.el7ost0:3.0.2-11.el7ost
Red Hat:openstack:10::el7python-openstack-mistralbefore 0:3.0.2-11.el7ost0:3.0.2-11.el7ost

Same product

redhat: all records

Other highest-scoring records for the same primary product.

  • CVE-2015-1842The puppet manifests in the Red Hat openstack-puppet-modules package before 2014.2.13-2 uses a default password of CHANGEME for the pcsd dae
    42Plan
  • CVE-2017-2637A design flaw issue was found in the Red Hat OpenStack Platform director use of TripleO to enable libvirtd based live-migration.
    41Plan
  • CVE-2018-14620The OpenStack RabbitMQ container image insecurely retrieves the rabbitmq_clusterer component over HTTP during the build stage.
    39Monitor
  • CVE-2022-38065A privilege escalation vulnerability exists in the oslo.privsep functionality of OpenStack git master 05194e7618 and prior.
    35Monitor
  • CVE-2016-4474The image build process for the overcloud images in Red Hat OpenStack Platform 8.0 (Liberty) director and Red Hat Enterprise Linux OpenStack
    35Monitor
  • CVE-2016-4985The ironic-api service in OpenStack Ironic before 4.2.5 (Liberty) and 5.x before 5.1.2 (Mitaka) allows remote attackers to obtain sensitive
    31Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
red hat:openstack-mistral0:3.0.2-11.el7ost · Red Hat:openstack:10::el7Package registry (OSV)
red hat:openstack-mistral-all0:3.0.2-11.el7ost · Red Hat:openstack:10::el7Package registry (OSV)
red hat:openstack-mistral-api0:3.0.2-11.el7ost · Red Hat:openstack:10::el7Package registry (OSV)
red hat:openstack-mistral-common0:3.0.2-11.el7ost · Red Hat:openstack:10::el7Package registry (OSV)
red hat:openstack-mistral-engine0:3.0.2-11.el7ost · Red Hat:openstack:10::el7Package registry (OSV)
red hat:openstack-mistral-executor0:3.0.2-11.el7ost · Red Hat:openstack:10::el7Package registry (OSV)
red hat:python-mistral-tests0:3.0.2-11.el7ost · Red Hat:openstack:10::el7Package registry (OSV)
red hat:python-openstack-mistral0:3.0.2-11.el7ost · Red Hat:openstack:10::el7Package registry (OSV)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Someone with local access to the system can trigger it.
  • A low-privileged account is enough.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
high · data can be read
Integrity
none
Availability
none
Attack vector
Local
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
None
Availability impact
None

Weakness class (CWE)

CWE-552 · Files or Directories Accessible to External Parties

CVSS vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

Noroxi analysis

No Noroxi analysis for this record yet

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Change log

  1. Fix✗ → ✓

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References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records