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CVE-2017-7509

LOWCVSS 3.5/10EPSS 0.73%

Last modified

CVE-2017-7509 is a low-severity vulnerability rated 3.5/10 on the CVSS scale. An input validation error was found in Red Hat Certificate System's handling of client provided certificates before 8.1.20-1. If the certreq field is not present in a certificate an assertion error is triggered causing a denial of service.. EPSS estimates a 0.73% chance of exploitation in the next 30 days.

Description

An input validation error was found in Red Hat Certificate System's handling of client provided certificates before 8.1.20-1. If the certreq field is not present in a certificate an assertion error is triggered causing a denial of service.

Metrics

CVSS 3.0
3.5/10

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

EPSS Probability
0.73%

49.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
RedhatCertificate System< 8.1.20-1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2017-7509?
An input validation error was found in Red Hat Certificate System's handling of client provided certificates before 8.1.20-1. If the certreq field is not present in a certificate an assertion error is triggered causing a denial of service.
How severe is CVE-2017-7509?
CVE-2017-7509 has a CVSS score of 3.5/10 (LOW severity). The EPSS model estimates a 0.73% probability of exploitation in the next 30 days.
How do I fix CVE-2017-7509?
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.

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Source: NVD / NIST