CVE-2019-0054

Junos OS: SRX Series: An attacker may be able to perform Man-in-the-Middle (MitM) attacks during app-id signature updates.

Description

An Improper Certificate Validation weakness in the SRX Series Application Identification (app-id) signature update client of Juniper Networks Junos OS allows an attacker to perform Man-in-the-Middle (MitM) attacks which may compromise the integrity and confidentiality of the device. This issue affects: Juniper Networks Junos OS 15.1X49 versions prior to 15.1X49-D120 on SRX Series devices. No other versions of Junos OS are affected.

Remediation

Solution:

  • The following software releases have been updated to resolve this specific issue: 15.1X49-D120, and all subsequent releases.

Workaround:

  • Set the following command in the device for affected releases: set services application-identification download secure-download

Category

6.8
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.08%
Vendor Advisory juniper.net Vendor Advisory juniper.net
Affected: Juniper Networks Junos OS
Published at:
Updated at:

References

Link Tags
https://kb.juniper.net/JSA10952 vendor advisory
https://www.juniper.net/documentation/en_US/junos/topics/topic-map/security-application-identification-overview.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-0054?
CVE-2019-0054 has been scored as a medium severity vulnerability.
How to fix CVE-2019-0054?
To fix CVE-2019-0054: The following software releases have been updated to resolve this specific issue: 15.1X49-D120, and all subsequent releases.
Is CVE-2019-0054 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-0054 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-0054?
CVE-2019-0054 affects Juniper Networks Junos OS.
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