CVE-2017-2621: openstack heat
CVSS: 5.9v3.0MediumModified
AliasesRHSA-2017:1243UBUNTU-CVE-2017-2621
Published 27-07-2018Last modified 05-08-2024
Vulnerability summary
CVE-2017-2621 is a medium (CVSS 5.9) vulnerability in openstack heat. EPSS estimates a 0.41% chance of exploitation in the next 30 days, higher than 34.1% of scored vulnerabilities.
CVSS score
5.9/10
010
Medium · v3.0 (CVE.org)EPSS score
0.41%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 1Timeline
- 27-07-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
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.
CVSS metrics
7 scores · 4 sources · 3 versionsMedium 5.5Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NSourcesAll 2 agree
- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Medium 5.9Preferred score · CVE.org (CNA)
CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:NSources4 sources · 5.5–5.9
- NVDNIST5.9MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N
- OSV · Red hatEcosystem advisory · calculated5.9MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N
- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NDiffers
Low 2.1Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:N/A:NSourcesSingle source
EPSS trend
Probability
0.41%
Chance of exploitation in the next 30 days
Percentile
34%
Versus all other CVEs
30-day change
0.00 pp
From 0.41% on 18-09-2026
18-09-202618-10-2026
EPSS score0.41%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Redhat8 products
- openstack9 | 10
- openstack-heat< 1:7.0.2-4.el7ost
- openstack-heat-api< 1:7.0.2-4.el7ost
- openstack-heat-api-cfn< 1:7.0.2-4.el7ost
- openstack-heat-api-cloudwatch< 1:7.0.2-4.el7ost
Openstack1 product
- heat< 8.0.0
Red hat1 product
- openstack-heatopenstack-heat-8.0.0 | openstack-heat-6.1.0 | openstack-heat-7.0.2
Ubuntu1 product
- heat< 2014.1.5-0ubuntu1 | < 1:6.1.2-0ubuntu1
4 vendors · 11 products
