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GHSA-rhgp-6wq6-9j67

MEDIUM

GHSA-rhgp-6wq6-9j67 is a medium-severity (CVSS 5.5) Information Exposure vulnerability in motioneye. O3 Security confirms whether GHSA-rhgp-6wq6-9j67 is actually reachable in your code before you act, and blocks exploitation at runtime until you patch.

motionEye's World-Readable Configuration File Exposes Admin Password Hash

Also known asCVE-2026-32315PYSEC-2026-2666
Published
Jun 22, 2026
Updated
Jul 13, 2026
Affected
1 pkg
Patched
1 / 1
Exploits
None indexed

Blast Radius

1 pkg affected
🐍motioneye

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

Description

Security Advisory: World-Readable Configuration File Exposes Admin Password Hash in motionEye

Summary

motionEye v0.43.1 and prior versions create the configuration file /etc/motioneye/motion.conf with 644 permissions (-rw-r--r--), making it readable by any local user on the system. This file contains sensitive data including the admin password hash, which can be leveraged by other vulnerabilities to escalate privileges.

Affected Versions

  • motionEye <= 0.43.1b4
  • Fixed in motionEye 0.44.0b1 (applies 0600 mode to motion.conf and camera-*.conf files)

Vulnerability Details

World-Readable Configuration File (CWE-732)

When motionEye writes its configuration, the file /etc/motioneye/motion.conf is created with 644 permissions regardless of the installation method. This file contains the admin password hash in the @admin_password field:

# @admin_username admin
# @admin_password c18006fc138809314751cd1991f1e0b820fabd37

Any local user can read this hash without elevated privileges:

$ sudo -u testuser cat /etc/motioneye/motion.conf
# @admin_password c18006fc138809314751cd1991f1e0b820fabd37

Additionally, per-camera configuration files (camera-*.conf) are also created with the same 644 permissions, potentially exposing camera-specific credentials and settings.

Impact

The exposed admin password hash enables several attack paths:

  • Offline password cracking: The SHA1 hash can be cracked to recover the plaintext admin password
  • Authentication bypass: When combined with the signature authentication weakness (see GHSA-45h7-499j-7ww3), the hash can be used directly to forge authenticated admin API requests
  • Full system compromise: When further chained with CVE-2025-60787 (OS command injection), a local unprivileged user can escalate to the Motion daemon user (often root)

Proof of Concept

The following demonstrates that an unprivileged user can read the admin password hash from the config file and verify it matches the admin's password:

# Verify the file permissions
$ ls -la /etc/motioneye/motion.conf
-rw-r--r-- 1 motion motion 255 Mar 11 15:42 /etc/motioneye/motion.conf

# Read the hash as an unprivileged user
$ sudo -u testuser cat /etc/motioneye/motion.conf | grep admin_password
# @admin_password c18006fc138809314751cd1991f1e0b820fabd37

# Verify the hash matches the admin password (SHA1)
$ sudo -u testuser python3 -c "import hashlib; print(hashlib.sha1(b'testpassword123').hexdigest())"
c18006fc138809314751cd1991f1e0b820fabd37

Verified Output

The following output was captured on a fresh motionEye v0.43.1b4 installation (official motioneye_init method, admin password set to testpassword123):

$ ls -la /etc/motioneye/motion.conf
-rw-r--r-- 1 motion motion 255 Mar 11 15:42 /etc/motioneye/motion.conf

$ sudo -u testuser cat /etc/motioneye/motion.conf | grep admin_password
# @admin_password c18006fc138809314751cd1991f1e0b820fabd37

$ sudo -u testuser python3 -c "import hashlib; print(hashlib.sha1(b'testpassword123').hexdigest())"
c18006fc138809314751cd1991f1e0b820fabd37

The hash extracted by the unprivileged testuser matches the SHA1 of the admin password, confirming full credential exposure.

Reproduction Steps

This vulnerability has been tested and confirmed with both installation methods described in the official motionEye documentation.

Method 1: Manual Installation

  1. Install motionEye on a Linux system:

    sudo pip install motioneye
    mkdir -p /etc/motioneye /var/log/motioneye /var/lib/motioneye /run/motioneye
    cp /usr/local/lib/python3.12/dist-packages/motioneye/extra/motioneye.conf.sample /etc/motioneye/motioneye.conf
    sudo meyectl startserver -c /etc/motioneye/motioneye.conf
    
  2. Set an admin password via the web UI at http://localhost:8765

  3. Verify the config file is world-readable:

    ls -la /etc/motioneye/motion.conf
    # -rw-r--r-- 1 root root 255 ... /etc/motioneye/motion.conf
    
  4. As an unprivileged user, read the hash:

    sudo -u testuser cat /etc/motioneye/motion.conf
    # @admin_password c18006fc138809314751cd1991f1e0b820fabd37
    

Method 2: Official motioneye_init Installation

  1. Install motionEye using the official init script:

    sudo pip install motioneye
    sudo motioneye_init
    
  2. The motioneye_init script automatically creates the required directories, installs the systemd service, and starts motionEye. Set an admin password via the web UI at http://localhost:8765

  3. Verify the config file is still world-readable:

    ls -la /etc/motioneye/motion.conf
    # -rw-r--r-- 1 motion motion 255 ... /etc/motioneye/motion.conf
    

    Note that while the ownership changes to motion:motion (instead of root:root in the manual method), the permissions remain 644, meaning any local user can still read the file.

  4. Confirm as an unprivileged user:

    sudo -u testuser cat /etc/motioneye/motion.conf
    # @admin_password c18006fc138809314751cd1991f1e0b820fabd37
    

Both installation methods produce the same vulnerable state, confirming this is the default behavior of the software and not a user misconfiguration.

Related Vulnerabilities

  • GHSA-45h7-499j-7ww3: Password hash accepted as API signing key (CWE-836), which allows the hash exposed by this vulnerability to be used for forging authenticated admin API requests
  • CVE-2025-60787: OS command injection via image_file_name, which requires admin authentication. When chained with both this vulnerability and GHSA-45h7-499j-7ww3, enables local privilege escalation to root

Suggested Remediation

  1. Fix file permissions: Create motion.conf and camera-*.conf with 600 permissions (-rw-------), readable only by the motionEye service user (addressed in motionEye 0.44.0b1)

Timeline

  • 2026-03-11: Vulnerability discovered during security research
  • 2026-03-11: Vendor notified via GitHub Security Advisory
  • 2026-03-12: Vendor acknowledged, confirmed fix in motionEye 0.44.0b1

Affected Packages

1 total 1 fixed
EcosystemPackageVulnerable rangeFix
🐍PyPImotioneyeall versions0.44.0

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for motioneye. 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 motioneye to 0.44.0 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-rhgp-6wq6-9j67 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-rhgp-6wq6-9j67 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-rhgp-6wq6-9j67. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

# Security Advisory: World-Readable Configuration File Exposes Admin Password Hash in motionEye ## Summary motionEye v0.43.1 and prior versions create the configuration file `/etc/motioneye/motion.conf` with `644` permissions (`-rw-r--r--`), making it readable by any local user on the system. This file contains sensitive data including the admin password hash, which can be leveraged by other vulnerabilities to escalate privileges. ## Affected Versions - motionEye <= 0.43.1b4 - Fixed in motionEye 0.44.0b1 (applies `0600` mode to `motion.conf` and `camera-*.conf` files) ## Vulnerability Det
O3 Security · Impact-Aware SCA

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