Is CVE-2017-2673 in the CISA KEV catalog?

No. CVE-2017-2673 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-2673?

CVE-2017-2673 has a CVSS v3 base score of 6.8 (MEDIUM).

What is the EPSS score for CVE-2017-2673?

CVE-2017-2673 has an EPSS score of 2.11% (80th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-2673?

Upgrade keystone on debian 11 to 2:10.0.0-9 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2017-2673

MEDIUMEPSS 80th pctl

6.8

CVSS v3

NVD

Description

An authorization-check flaw was discovered in federation configurations of the OpenStack Identity service (keystone). An authenticated federated user could request permissions to a project and unintentionally be granted all related roles including administrative roles.

CWE-863Incorrect Authorization

How to fix

Remediation Available

keystoneDebian

Fixed in:2:10.0.0-9CVE-2017-2673

keystoneUbuntu

Fixed in:2:9.3.0-0ubuntu3.1USN-3448-1

python-keystoneUbuntu

Fixed in:2:9.3.0-0ubuntu3.1USN-3448-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

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

Exploit Intelligence

2.11%probability of exploitation in 30 days

80thpercentile

Elevated risk: more likely to be exploited than 80% of all known CVEs.

References

Patch3

Vendor Advisory2

Third-Party Advisory1

securityfocus.com

Related Vulnerabilities

Other CWE-863 (Incorrect Authorization) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-22518	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-38035	Critical	9.8	100%	KEV + Ransom	-
CVE-2022-46169	Critical	9.8	100%	KEV	Fix
CVE-2025-29927	Critical	9.1	100%	-	Fix
CVE-2024-38856	Critical	9.8	99%	KEV	Fix
CVE-2020-36289	Medium	5.3	99%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.