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CVE-2020-8797

MEDIUMCVSS 6.7/10EPSS 0.90%

Last modified

CVE-2020-8797 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. 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.. EPSS estimates a 0.90% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
6.7/10

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

EPSS Probability
0.90%

54.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
JuplinkRx4-1500 Firmware1.0.3

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-8797?
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.
How severe is CVE-2020-8797?
CVE-2020-8797 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.90% probability of exploitation in the next 30 days.
How do I fix CVE-2020-8797?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-8797?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST