What is CVE-2020-15420?

CVE-2020-15420 is a critical-severity vulnerability in Centos Web Panel, classified under OS Command Injection. CVSS score: 9.8/10. Published 2020-07-28.

How severe is CVE-2020-15420?

Critical severity. CVSS v3 base score is 9.8 out of 10.

RCE in Centos Web Panel

CVE-2020-15420

This vulnerability allows remote attackers to execute arbitrary code on affected installations of CentOS Web Panel cwp-el7-0.9.8.891. Authentication is not required to exploit this vulnerability. The specific flaw exists within loader_ajax.php. When parsing the line parameter, the process does not properly validate a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-9259.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.081 (94.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Centos Web Panel — versions cwp-el7-0.9.8.891
Control-webpanel Webpanel — versions 0.9.8.891

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

zdi-disclosures@trendmicro.com (VDB Entry, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-15420?: CVE-2020-15420 is a critical-severity vulnerability in Centos Web Panel, classified under OS Command Injection. CVSS score: 9.8/10. Published 2020-07-28.
How severe is CVE-2020-15420?: Critical severity. CVSS v3 base score is 9.8 out of 10.