CVE-2020-13167

9.8

CVSS
Critical

PUBLISHED

Netsweeper through 6.4.3 allows unauthenticated remote code execution because webadmin/tools/unixlogin.php (with certain Referer headers) launches...

Exploited in the wild Remote Low complexity No user interaction

Vendor: Netsweeper
Product: Netsweeper
Published: May 19, 2020
EPSS: —

Description

Netsweeper through 6.4.3 allows unauthenticated remote code execution because webadmin/tools/unixlogin.php (with certain Referer headers) launches a command line with client-supplied parameters, and allows injection of shell metacharacters.

nuclei_scanner

CVSS scores

CVSS v3.1 9.8 Critical

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

CVSS v2.0 7.5

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

Exploitation status

Exploited in the wild

Recorded 2025-06-25 00:00:00 UTC · Source

References

https://ssd-disclosure.com/ssd-advisory-netsweeper-preauth-rce/

Known exploited vulnerability sources

Catalogues that list this CVE as a known exploited vulnerability.

Source	Added
The Shadowserver (via CIRCL)	Jun 25, 2025

Scanner integrations

Scanner	Reference	Detected
Metasploit	https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/netsweeper_webadmin_unixlogin.rb	Apr 28, 2025
Nuclei	https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2020/CVE-2020-13167.yaml	Apr 25, 2025

Potential proof of concepts

These PoCs are unverified and could contain malware. Use at your own risk.

netsweeper_webadmin_unixlogin

metasploit · Created Unknown

Metasploit module for CVE-2020-13167

Vulnerability detail