CRITICAL

CVE-2020-35476

CVSS v3

9.8

CRITICAL

EPSS Score

94.3%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

A remote code execution vulnerability occurs in OpenTSDB through 2.4.0 via command injection in the yrange parameter. The yrange value is written to a gnuplot file in the /tmp directory. This file is then executed via the mygnuplot.sh shell script. (tsd/GraphHandler.java attempted to prevent command injections by blocking backticks but this is insufficient.)

Technical details

Published
12/16/2020

Frequently asked questions

What is CVE-2020-35476?

A remote code execution vulnerability occurs in OpenTSDB through 2.4.0 via command injection in the yrange parameter. The yrange value is written to a gnuplot file in the /tmp directory. This file is then executed via the mygnuplot.sh shell script. (tsd/GraphHandler.java attempted to prevent command injections by blocking backticks but this is insufficient.)

Is CVE-2020-35476 actively exploited?

Active exploitation of CVE-2020-35476 has not been confirmed. The EPSS score is 94.3%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-35476?

CVE-2020-35476 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2020-35476 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.