Smoothwall Express 3.1-SP4-polar-x86_64-update9 POST Request apcupsd.cgi cross site scripting

Summaryinfo

A vulnerability classified as problematic has been found in Smoothwall Express 3.1-SP4-polar-x86_64-update9. This affects an unknown part of the file apcupsd.cgi of the component POST Request Handler. The manipulation of the argument BATTLEVEL/RTMIN/BATTDELAY/TO/ANNOY/UPSIP/UPSNAME/UPSPORT/POLLTIME/UPSUSER/NISPORT/UPSAUTH/EMAIL/FROM/CC/SMSEMAIL/SMTPSERVER/PORT/USER/EMAIL_PASSWORD leads to cross site scripting. This vulnerability is referenced as CVE-2019-25383. Remote exploitation of the attack is possible. Furthermore, an exploit is available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Smoothwall Express 3.1-SP4-polar-x86_64-update9. This issue affects some unknown processing of the file apcupsd.cgi of the component POST Request Handler. The manipulation of the argument BATTLEVEL/RTMIN/BATTDELAY/TO/ANNOY/UPSIP/UPSNAME/UPSPORT/POLLTIME/UPSUSER/NISPORT/UPSAUTH/EMAIL/FROM/CC/SMSEMAIL/SMTPSERVER/PORT/USER/EMAIL_PASSWORD with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. The summary by CVE is:

Smoothwall Express 3.1-SP4-polar-x86_64-update9 contains multiple reflected cross-site scripting vulnerabilities in the apcupsd.cgi script that allow attackers to inject malicious scripts through multiple POST parameters. Attackers can submit crafted POST requests with script payloads in parameters like BATTLEVEL, RTMIN, BATTDELAY, TO, ANNOY, UPSIP, UPSNAME, UPSPORT, POLLTIME, UPSUSER, NISPORT, UPSAUTH, EMAIL, FROM, CC, SMSEMAIL, SMTPSERVER, PORT, USER, and EMAIL_PASSWORD to execute arbitrary JavaScript in victim browsers.

The weakness was published by Ozer Goker as 46333. The advisory is shared at exploit-db.com. The identification of this vulnerability is CVE-2019-25383 since 02/16/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• Smoothwall

Name

• Express

Version

• 3.1-SP4-polar-x86_64-update9

CPE 2.3info

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CPE 2.2info

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