CVE-2019-0042

Incorrect messages from Juniper Identity Management Service (JIMS) can trigger Denial of Service or firewall bypass conditions for SRX series devices

Published Apr 10, 2019 CVSS 3.1 · 4.2 Medium EPSS < 1% KEV · Not listed
Description
Juniper Identity Management Service (JIMS) for Windows versions prior to 1.1.4 may send an incorrect message to associated SRX services gateways. This may allow an attacker with physical access to an existing domain connected Windows system to bypass SRX firewall policies, or trigger a Denial of Service (DoS) condition for the network.

Remediation

Vendor Solution

The following software releases have been updated to resolve this specific issue: 1.1.4 and all subsequent releases. If suspicious or unusual usernames or IP addresses entries are present in the SRX auth table, they need to be removed from the SRX auth table.


Vendor Workaround

On the domain controller(s), edit GPO policy for Computer Configuration->Policies->Windows Settings->Security Settings->Local Policies->Audit Policy. Uncheck "Failure" for "Audit account logon events". This option is unchecked by default. In the cmd prompt, enter "gpupdate /force" to immediately update the policy change.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2019-0849 Juniper Identity Management Service (JIMS) for Windows versions prior to 1.1.4 may send an incorrect message to associated SRX services gateways. This may allow an attacker with physical access to an existing domain connected Windows system to bypass SRX firewall policies, or trigger a Denial of Service (DoS) condition for the network.
References
History

No history.

Sources

Status
PUBLISHED
Assigner
juniper
Published
Updated
Sep 16, 2024, 6:03 PM
Reserved
Oct 11, 2018, 12:00 AM
Status
Modified
Published
Apr 10, 2019, 8:29 PM
Modified
Jun 17, 2026, 2:07 AM