CVE-2023-44187

Junos OS Evolved: 'file copy' CLI command can disclose password to shell users

Description

An Exposure of Sensitive Information vulnerability in the 'file copy' command of Junos OS Evolved allows a local, authenticated attacker with shell access to view passwords supplied on the CLI command-line. These credentials can then be used to provide unauthorized access to the remote system. This issue affects Juniper Networks Junos OS Evolved: * All versions prior to 20.4R3-S7-EVO; * 21.1 versions 21.1R1-EVO and later; * 21.2 versions prior to 21.2R3-S5-EVO; * 21.3 versions prior to 21.3R3-S4-EVO; * 21.4 versions prior to 21.4R3-S4-EVO; * 22.1 versions prior to 22.1R3-S2-EVO; * 22.2 versions prior to 22.2R2-EVO.

Remediation

Solution:

  • The following software releases have been updated to resolve this specific issue: Junos OS Evolved 20.4R3-S7-EVO, 21.2R3-S5-EVO, 21.3R3-S4-EVO, 21.4R3-S4-EVO, 22.1R3-S2-EVO, 22.2R2-EVO, 22.3R1-EVO, and all subsequent releases.

Workaround:

  • Restrict Junos OS Evolved shell access to trusted users only. Avoid or disallow the use of the 'file copy' command.

Category

5.9
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.04%
Vendor Advisory juniper.net
Affected: Juniper Networks Junos OS Evolved
Published at:
Updated at:

References

Link Tags
https://supportportal.juniper.net/JSA73151 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-44187?
CVE-2023-44187 has been scored as a medium severity vulnerability.
How to fix CVE-2023-44187?
To fix CVE-2023-44187: The following software releases have been updated to resolve this specific issue: Junos OS Evolved 20.4R3-S7-EVO, 21.2R3-S5-EVO, 21.3R3-S4-EVO, 21.4R3-S4-EVO, 22.1R3-S2-EVO, 22.2R2-EVO, 22.3R1-EVO, and all subsequent releases.
Is CVE-2023-44187 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-44187 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-2023-44187?
CVE-2023-44187 affects Juniper Networks Junos OS Evolved.
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