CVE-2020-8797 — MEDIUM (6.7)

Vulnerability Description

Juplink RX4-1500 v1.0.3 allows remote attackers to gain root access to the Linux subsystem via an unsanitized exec call (aka Command Line Injection), if the undocumented telnetd service is enabled and the attacker can authenticate as admin from the local network.

CVSS Score

6.7

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Juplink	Rx4-1500 Firmware	1.0.3
Juplink	Rx4-1500	-

Related Weaknesses (CWE)

CWE-78

References

https://cerne.xyz/bugs/CVE-2020-8797.htmlExploitThird Party Advisory
https://cerne.xyz/bugs/CVE-2020-8797.htmlExploitThird Party Advisory

FAQ

What is CVE-2020-8797?

CVE-2020-8797 is a vulnerability with a CVSS score of 6.7 (MEDIUM). Juplink RX4-1500 v1.0.3 allows remote attackers to gain root access to the Linux subsystem via an unsanitized exec call (aka Command Line Injection), if the undocumented telnetd service is enabled and...

How severe is CVE-2020-8797?

CVE-2020-8797 has been rated MEDIUM with a CVSS base score of 6.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-8797?

Check the references section above for vendor advisories and patch information. Affected products include: Juplink Rx4-1500 Firmware, Juplink Rx4-1500.