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CVE-2017-2621

An access-control flaw was found in the OpenStack Orchestration (heat) service before 8.0.0, 6.1...

5.9 MediumFix available

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.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

0.41%Down 0.6 points since Apr 14, 2021
90%50%10%1%

What each source reports

CVE List Score used 5.9

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.

Record
CVE-2017-2621
CVSS 3.0
5.9 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N
Weakness
CWE-552
Updated
2026-11-02
EUVDEUVD-2017-11782 5.9

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.

Record
EUVD-2017-11782
CVSS 3.0
5.9 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N
Updated
2026-11-03
GitHub AdvisoriesGHSA-93f2-xp2g-gqxp 5.5

An access-control flaw was found in the OpenStack Orchestration (heat) service before 8.0.0, 6.1...

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.

Record
GHSA-93f2-xp2g-gqxp
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-532, CWE-552
Updated
2026-11-02
NVD 5.5

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.

Record
CVE-2017-2621
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS 3.0
5.9 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N
CVSS 2.0
2.1 LowAV:L/AC:L/Au:N/C:P/I:N/A:N
Weakness
CWE-552, CWE-532
Updated
2026-11-02
OSV 5.5

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.

Record
CVE-2017-2621
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-03
OSVRHSA-2017:1243 5.9

Red Hat Security Advisory: openstack-heat security, bug fix, and enhancement update

Record
RHSA-2017:1243
CVSS 3.0
5.9 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N
Updated
2026-11-02
OSVRHSA-2017:1464 5.9

Red Hat Security Advisory: openstack-heat security and bug fix update

Record
RHSA-2017:1464
CVSS 3.0
5.9 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N
Updated
2026-11-02
OSVUBUNTU-CVE-2017-2621 5.5

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.

Record
UBUNTU-CVE-2017-2621
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS 3.0
5.9 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
openstack-heat
Red Hat:openstack:10::el7
 before 1:7.0.2-4.el7ost
1:7.0.2-4.el7ost
openstack-heat-api
Red Hat:openstack:10::el7
 before 1:7.0.2-4.el7ost
1:7.0.2-4.el7ost
openstack-heat-api-cfn
Red Hat:openstack:10::el7
 before 1:7.0.2-4.el7ost
1:7.0.2-4.el7ost
openstack-heat-api-cloudwatch
Red Hat:openstack:10::el7
 before 1:7.0.2-4.el7ost
1:7.0.2-4.el7ost
openstack-heat-common
Red Hat:openstack:10::el7
 before 1:7.0.2-4.el7ost
1:7.0.2-4.el7ost
openstack-heat-engine
Red Hat:openstack:10::el7
 before 1:7.0.2-4.el7ost
1:7.0.2-4.el7ost
python-heat-tests
Red Hat:openstack:10::el7
 before 1:7.0.2-4.el7ost
1:7.0.2-4.el7ost
openstack-heat
Red Hat:openstack:9::el7
From an advisory covering 2 CVEs
 before 1:6.1.0-3.el7ost
1:6.1.0-3.el7ost
openstack-heat-api
Red Hat:openstack:9::el7
From an advisory covering 2 CVEs
 before 1:6.1.0-3.el7ost
1:6.1.0-3.el7ost
openstack-heat-api-cfn
Red Hat:openstack:9::el7
From an advisory covering 2 CVEs
 before 1:6.1.0-3.el7ost
1:6.1.0-3.el7ost
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Affected packages
PackageAffectedFixed
openstack-heat-api-cloudwatch
Red Hat:openstack:9::el7
From an advisory covering 2 CVEs
 before 1:6.1.0-3.el7ost
1:6.1.0-3.el7ost
openstack-heat-common
Red Hat:openstack:9::el7
From an advisory covering 2 CVEs
 before 1:6.1.0-3.el7ost
1:6.1.0-3.el7ost
openstack-heat-engine
Red Hat:openstack:9::el7
From an advisory covering 2 CVEs
 before 1:6.1.0-3.el7ost
1:6.1.0-3.el7ost
python-heat-tests
Red Hat:openstack:9::el7
From an advisory covering 2 CVEs
 before 1:6.1.0-3.el7ost
1:6.1.0-3.el7ost

History

History
RecordedChangedSources
affected, facts
affectedOSV
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-2621 is a medium vulnerability (CVSS 5.9) in Openstack Heat, published July 27, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.41%, the 35th percentile. Fixed in openstack-heat 1:7.0.2-4.el7ost.

References

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