Vulnerability identifier: #VU49550
Vulnerability risk: Low
Exploitation vector: Local
Exploit availability: No
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to application binary telnetd.real has a setuid bit. A local low-privileged user can run the affected binary and execute arbitrary code on the system with root privileges.
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This issue affects Juniper Networks Junos OS:
Vulnerable software versions
Juniper Junos OS: before 15.1R7-S9, 17.3R3-S11, 17.4R2-S12, 17.4R3-S3, 18.1R3-S11, 18.2R3-S6, 18.3R3-S4, 18.4R2-S7, 18.4R3-S6, 19.1R2-S2, 19.1R3-S4, 19.2R1-S6, 19.2R3-S1, 19.3R3-S1, 19.4R2-S2, 19.4R3-S1, 20.1R1-S4, 20.1R2, 20.2R2, 20.3R1
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.