CVE-2017-11191: High severity red hat freeipa vulnerability

Published Sep 27, 2017
·
Updated

DISPUTED FreeIPA 4.x with API version 2.213 allows a remote authenticated users to bypass intended account-locking restrictions via an unlock action with an old session ID (for the same user account) that had been created for an earlier session. NOTE: Vendor states that issue does not exist in product and does not recognize this report as a valid security concern.

Affected Software

31 affected components
FreeIPA FreeIPA=4.0.0
FreeIPA FreeIPA=4.0.1
FreeIPA FreeIPA=4.0.2
FreeIPA FreeIPA=4.0.3
FreeIPA FreeIPA=4.0.4
FreeIPA FreeIPA=4.0.5
FreeIPA FreeIPA=4.1.0
FreeIPA FreeIPA=4.1.1
FreeIPA FreeIPA=4.1.2
FreeIPA FreeIPA=4.1.3
FreeIPA FreeIPA=4.1.4
FreeIPA FreeIPA=4.2.0
FreeIPA FreeIPA=4.2.1
FreeIPA FreeIPA=4.2.2
FreeIPA FreeIPA=4.2.3
FreeIPA FreeIPA=4.2.4
FreeIPA FreeIPA=4.3.0
FreeIPA FreeIPA=4.3.1
FreeIPA FreeIPA=4.3.2
FreeIPA FreeIPA=4.3.3
FreeIPA FreeIPA=4.4.0
FreeIPA FreeIPA=4.4.1
FreeIPA FreeIPA=4.4.2
FreeIPA FreeIPA=4.4.3
FreeIPA FreeIPA=4.4.4
FreeIPA FreeIPA=4.5.0
FreeIPA FreeIPA=4.5.1
FreeIPA FreeIPA=4.5.2
FreeIPA FreeIPA=4.5.3
FreeIPA FreeIPA=4.6.0
FreeIPA FreeIPA=4.6.1

Event History

Sep 27, 2017
CVE Published
via MITRE·07:00 PM
Data Sourced
via MITRE·07:00 PM
Description
Sep 28, 2017
Disputed
01:29 AM
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Frequently Asked Questions

1

What is the severity of CVE-2017-11191?

CVE-2017-11191 is considered a moderate severity vulnerability due to its potential to allow account-locking restrictions to be bypassed.

2

How do I fix CVE-2017-11191?

To fix CVE-2017-11191, upgrade FreeIPA to a version that is confirmed to be unaffected by this vulnerability as indicated by the vendor.

3

What versions of FreeIPA are affected by CVE-2017-11191?

CVE-2017-11191 affects FreeIPA versions from 4.0.0 up to 4.6.1.

4

What type of attack does CVE-2017-11191 enable?

CVE-2017-11191 enables an attacker to perform a session hijacking by using an old session ID to bypass locking mechanisms.

5

Who is impacted by CVE-2017-11191?

Remote authenticated users of affected versions of FreeIPA are at risk from CVE-2017-11191.

Company

Resources

Contact

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