Vulnerability identifier: #VU47665
Vulnerability risk: Low
CVSSv3.1: 4.1 [CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-256
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Juniper Junos OS
Operating systems & Components /
Operating system
Vendor: Juniper Networks, Inc.
Description
The vulnerability allows a local user to gain access to other users' credentials.
The vulnerability exists due to the Juniper Device Manager (JDM) container stores password hashes in the world-readable file /etc/passwd. A local administrator can perform a brute-force attack to decrypt password hashes stored on the system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Juniper Junos OS: 19.4R1 - 19.4R2, 20.1R1-S1
External links
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA11066&cat=SIRT_1&actp=LIST
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.