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GHSA-7hpf-g48v-hw3j

NONE

Zoraxy has an authenticated command injection in the Web SSH feature

Also known asCVE-2024-52010GO-2024-3267
Published
Nov 12, 2024
Updated
Nov 19, 2024
Affected
1 pkg
Patched
1 / 1
Exploits
None indexed

EPSS Exploitation Probability

via FIRST.org ↗
1.4%probability of exploitation in next 30 days
Lower Risk70th percentile+0.54%
0.16%0.83%1.49%2.16%1.7%1.4%Dec 25Apr 26Jun 26

EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.

Blast Radius

1 pkg affected
🐹github.com/tobychui/zoraxy

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Go packages — download data is not available via public APIs for these ecosystems.

Description

Summary

A command injection vulnerability in the Web SSH feature allows an authenticated attacker to execute arbitrary commands as root on the host.

Details

Zoraxy has a Web SSH terminal feature that allows authenticated users to connect to SSH servers from their browsers. In HandleCreateProxySession the request to create an SSH session is handled. After checking for the presence of required parameters, ensuring that the target is not the loopback interface and that there is actually an SSH service running on the target, CreateNewConnection is called:

https://github.com/tobychui/zoraxy/blob/e79a70b7acfa45c2445aff9d60e4e7525c89fec8/src/mod/sshprox/sshprox.go#L165-L178

In line 178, the gotty binary is executed running sshCommand from the line above. It contains the user-controlled variable connAddr, which includes the hostname of the SSH server and - if provided - the username. An attacker can exploit the username variable to escape from the bash command and inject arbitrary commands into sshCommand. This is possible, because, unlike hostname and port, the username is not validated or sanitized.

This vulnerability was introduced in https://github.com/tobychui/zoraxy/commit/c07d5f85dfc37bd32819358ed7d4bc32c604e8f0. If Zoraxy is run without authentication of the management interface (started with-noauth), this vulnerability can be exploited without authentication. Additionally, if Zoraxy is run in Docker with the Docker socket mounted (as described in https://github.com/tobychui/zoraxy/blob/9cb315ea6739d1cc201b690322d25166b12dc5db/docker/README.md), this vulnerability can be exploited to escape the Zoraxy container and gain access to the Docker host.

PoC

  1. Download and run Zoraxy as described in the README
  2. Setup a user
  3. Login as user
  4. Navigate to Other -> Network Tools -> Connection
  5. Enter hostname / IP of any server with SSH running, e.g. github.com
  6. Enter ; bash ; as user
  7. Click Connect using SSH
  8. A window will open with bash running on the Zoraxy host

Demo:

https://github.com/user-attachments/assets/5a3d8771-167f-4a79-8665-ed0dfb490181

Impact

This vulnerability allows an authenticated attacker to gain remote code execution with the privileges of the Zoraxy process (root by default). This affects Zoraxy versions 2.6.1 through 3.1.2.

Affected Packages

1 total 1 fixed
EcosystemPackageVulnerable rangeFix
🐹Gogithub.com/tobychui/zoraxy2.6.1&&< 3.1.33.1.3

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for github.com/tobychui/zoraxy. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.

  2. Fix

    Update github.com/tobychui/zoraxy to 3.1.3 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-7hpf-g48v-hw3j is resolved across your whole dependency graph.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

  4. How O3 protects you

    O3 pinpoints whether GHSA-7hpf-g48v-hw3j is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.

Tailored to GHSA-7hpf-g48v-hw3j. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

### Summary A command injection vulnerability in the Web SSH feature allows an authenticated attacker to execute arbitrary commands as root on the host. ### Details Zoraxy has a Web SSH terminal feature that allows authenticated users to connect to SSH servers from their browsers. In [`HandleCreateProxySession`](https://github.com/tobychui/zoraxy/blob/9cb315ea6739d1cc201b690322d25166b12dc5db/src/webssh.go#L19) the request to create an SSH session is handled. After checking for the presence of required parameters, ensuring that the target is not the loopback interface and that there is actuall
O3 Security · Impact-Aware SCA

Is GHSA-7hpf-g48v-hw3j in your dependencies?

O3 detects GHSA-7hpf-g48v-hw3j across Go dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.

GHSA-7hpf-g48v-hw3j: zoraxy Remote Code Execution (None 0) | O3 Security