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CVE-2017-2646

UnknownEPSS 1.85%

Last modified

CVE-2017-2646 is a vulnerability of currently unknown severity. It was found that when Keycloak before 2.5.5 receives a Logout request with a Extensions in the middle of the request, the SAMLSloRequestParser.parse() method ends in a infinite loop. An attacker could use this flaw to conduct denial of service attacks.. EPSS estimates a 1.85% chance of exploitation in the next 30 days.

Description

It was found that when Keycloak before 2.5.5 receives a Logout request with a Extensions in the middle of the request, the SAMLSloRequestParser.parse() method ends in a infinite loop. An attacker could use this flaw to conduct denial of service attacks.

Metrics

EPSS Probability
1.85%

76.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
RedhatKeycloak< 2.5.5

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2017-2646?
It was found that when Keycloak before 2.5.5 receives a Logout request with a Extensions in the middle of the request, the SAMLSloRequestParser.parse() method ends in a infinite loop. An attacker could use this flaw to conduct denial of service attacks.
How severe is CVE-2017-2646?
Severity scoring for CVE-2017-2646 is pending analysis. The EPSS model estimates a 1.85% probability of exploitation in the next 30 days.
How do I fix CVE-2017-2646?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-2646?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST