CVE-2019-14867

Description

A flaw was found in IPA, all 4.6.x versions before 4.6.7, all 4.7.x versions before 4.7.4 and all 4.8.x versions before 4.8.3, in the way the internal function ber_scanf() was used in some components of the IPA server, which parsed kerberos key data. An unauthenticated attacker who could trigger parsing of the krb principal key could cause the IPA server to crash or in some conditions, cause arbitrary code to be executed on the server hosting the IPA server.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 1.28% Top 25%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: Red Hat ipa
Published at:
Updated at:

References

Link Tags
https://www.freeipa.org/page/Releases/4.7.4 release notes
https://www.freeipa.org/page/Releases/4.8.3 release notes
https://www.freeipa.org/page/Releases/4.6.7 release notes
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14867 third party advisory issue tracking
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WLFL5XDCJ3WT6JCLCQVKHZBLHGW7PW4T/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/67SEUWJAJ5RMH5K4Q6TS2I7HIMXUGNKF/ vendor advisory
https://access.redhat.com/errata/RHSA-2020:0378 vendor advisory
https://access.redhat.com/errata/RHBA-2019:4268 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-14867?
CVE-2019-14867 has been scored as a high severity vulnerability.
How to fix CVE-2019-14867?
To fix CVE-2019-14867, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-14867 being actively exploited in the wild?
It is possible that CVE-2019-14867 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-14867?
CVE-2019-14867 affects Red Hat ipa.
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