PT-2020-14419 · Centos · Centos Web Panel

Caspertea + 1 · Published 2020-06-25 · Updated 2023-01-24 · CVE-2020-15420

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions CentOS Web Panel version cwp-el7-0.9.8.891

Description This issue allows remote attackers to execute arbitrary code on affected installations. Authentication is not required to exploit this issue. The flaw exists within the loader ajax.php file, specifically when parsing the line parameter, which does not properly validate a user-supplied string before using it to execute a system call. An attacker can leverage this issue to execute code in the context of root.

Recommendations For CentOS Web Panel version cwp-el7-0.9.8.891, as a temporary workaround, consider disabling the loader ajax.php file or restricting access to it until a patch is available. Avoid using the line parameter in the affected API endpoint until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this issue.

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2020-15420

ZDI-20-737

Affected Products

Centos Web Panel

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2020-15420 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-20-737 · Security Note
• https://osv.dev/vulnerability/CVE-2020-15420 · Vendor Advisory