CVE-2016-8609

Q: How do I fix CVE-2016-8609?

Upgrade keycloak to 2.3.0 or later.

Q: Is CVE-2016-8609 being actively exploited?

Not that we know of. CVE-2016-8609 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 1.4% is the estimated probability that it will be exploited in the next 30 days. That is higher than 70% of all scored CVEs.

Q: How severe is CVE-2016-8609?

CVE-2016-8609 has a CVSS v3 base score of 3.7, rated low. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2016-8609 affect?

Published advisories record a fix for keycloak (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

LOW

3.7

CVSS v3

NVD

Description

It was found that the keycloak before 2.3.0 did not implement authentication flow correctly. An attacker could use this flaw to construct a phishing URL, from which he could hijack the user's session. This could lead to information disclosure, or permit further possible attacks.

CWE-384 CWE-287Improper Authentication

How to fix

Remediation Available

keycloakNVD

Affected:< 2.3.0Fixed in:2.3.0CVE-2016-8609derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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 InteractionRequired

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

1.38%probability of exploitation in 30 days

70thpercentile

Moderate risk: more likely to be exploited than 70% of all known CVEs.

References

Vendor Advisory2

Third-Party Advisory2

Related Vulnerabilities

Other CWE-384 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2018-11714	Critical	9.8	32%	-	-
CVE-2019-12258	High	7.5	23%	-	Fix
CVE-2019-10008	High	8.8	22%	-	-
CVE-2018-17199	High	7.5	21%	-	Fix
CVE-2024-50339	Medium	5.3	20%	-	Fix
CVE-2018-18925	Critical	9.8	18%	-	-

Common questions

How do I fix CVE-2016-8609?

Upgrade keycloak to 2.3.0 or later.

Is CVE-2016-8609 being actively exploited?

Not that we know of. CVE-2016-8609 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 1.4% is the estimated probability that it will be exploited in the next 30 days. That is higher than 70% of all scored CVEs.

How severe is CVE-2016-8609?

CVE-2016-8609 has a CVSS v3 base score of 3.7, rated low. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2016-8609 affect?

Published advisories record a fix for keycloak (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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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.