CVE-2021-39192

描述

### Impact An error in the implementation of the limits service in 4.0.0 allows all authenticated users (including contributors) to view admin-level API keys via the integrations API endpoint, leading to a privilege escalation vulnerability. Ghost(Pro) has already been patched. Self-hosters are impacted if running Ghost a version between 4.0.0 and 4.9.4. Immediate action should be taken to secure your site - see patches & workarounds below. It is highly recommended to regenerate all API keys after patching or applying the workaround below. ### Patches Fixed in 4.10.0, all 4.x sites should upgrade as soon as possible. ### Workarounds - Disable all non-Administrator accounts to prevent API access. ### For more information If you have any questions or comments about this advisory: * email us at [email protected] --- Credits: Aden Yap Chuen Zhen, BAE Systems Applied Intelligence (Malaysia)

受影響套件(2)

• Bitnami/ghost>= 4.0.0, < 4.10.0
• npm/ghost>= 4.0.0, < 4.10.0

CVSS 分數

參考連結(4)

• ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2021-39192
• PATCHhttps://github.com/TryGhost/Ghost
• WEBhttps://github.com/TryGhost/Ghost/releases/tag/v4.10.0
• WEBhttps://github.com/TryGhost/Ghost/security/advisories/GHSA-j5c2-hm46-wp5c