CVE-2017-0897 ExpressionEngine version 2.x < 2.11.8 and version 3.x < 3.5.5 create an object signing token with weak entropy. Successfully guessing the token can lead to remote code execution.
HighCVSS 7.5
EPSS 4.0%
- Published
- Updated
- Exploit status
- No public exploit known
Description
ExpressionEngine version 2.x < 2.11.8 and version 3.x < 3.5.5 create an object signing token with weak entropy. Successfully guessing the token can lead to remote code execution.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| expressionengine | = 2.0.0-public_beta | No fix listed |
| expressionengine | = 2.0.1-public_beta | No fix listed |
| expressionengine | = 2.0.2-public_beta | No fix listed |
| expressionengine | = 2.1.0 | No fix listed |
| expressionengine | = 2.1.1 | No fix listed |
| expressionengine | = 2.1.2 | No fix listed |
| expressionengine | = 2.1.3 | No fix listed |
| expressionengine | = 2.1.4 | No fix listed |
| expressionengine | = 2.1.5 | No fix listed |
| expressionengine | = 2.2.0 | No fix listed |
| expressionengine | = 2.2.1 | No fix listed |
| expressionengine | = 2.2.2 | No fix listed |
| expressionengine | = 2.3.0 | No fix listed |
| expressionengine | = 2.3.1 | No fix listed |
| expressionengine | = 2.4.0 | No fix listed |
| expressionengine | = 2.5.0 | No fix listed |
| expressionengine | = 2.5.1 | No fix listed |
| expressionengine | = 2.5.2 | No fix listed |
| expressionengine | = 2.5.3 | No fix listed |
| expressionengine | = 2.5.4 | No fix listed |
| expressionengine | = 2.5.5 | No fix listed |
| expressionengine | = 2.6.0 | No fix listed |
| expressionengine | = 2.6.1 | No fix listed |
| expressionengine | = 2.7.0 | No fix listed |
| expressionengine | = 2.7.1 | No fix listed |
Show 53 more
| Product | Affected versions | Fixed in |
|---|---|---|
| expressionengine | = 2.7.2 | No fix listed |
| expressionengine | = 2.7.3 | No fix listed |
| expressionengine | = 2.8.0 | No fix listed |
| expressionengine | = 2.8.1 | No fix listed |
| expressionengine | = 2.9.0 | No fix listed |
| expressionengine | = 2.9.1 | No fix listed |
| expressionengine | = 2.9.2 | No fix listed |
| expressionengine | = 2.9.3 | No fix listed |
| expressionengine | = 2.10.0 | No fix listed |
| expressionengine | = 2.10.1 | No fix listed |
| expressionengine | = 2.10.2 | No fix listed |
| expressionengine | = 2.10.3 | No fix listed |
| expressionengine | = 2.11.0 | No fix listed |
| expressionengine | = 2.11.1 | No fix listed |
| expressionengine | = 2.11.2 | No fix listed |
| expressionengine | = 2.11.3 | No fix listed |
| expressionengine | = 2.11.4 | No fix listed |
| expressionengine | = 2.11.5 | No fix listed |
| expressionengine | = 2.11.6 | No fix listed |
| expressionengine | = 2.11.7 | No fix listed |
| expressionengine | = 3.0.0 | No fix listed |
| expressionengine | = 3.0.1 | No fix listed |
| expressionengine | = 3.0.2 | No fix listed |
| expressionengine | = 3.0.3 | No fix listed |
| expressionengine | = 3.0.4 | No fix listed |
| expressionengine | = 3.0.5 | No fix listed |
| expressionengine | = 3.0.6 | No fix listed |
| expressionengine | = 3.1.0 | No fix listed |
| expressionengine | = 3.1.1 | No fix listed |
| expressionengine | = 3.1.2 | No fix listed |
| expressionengine | = 3.1.3 | No fix listed |
| expressionengine | = 3.1.4 | No fix listed |
| expressionengine | = 3.2.0 | No fix listed |
| expressionengine | = 3.2.1 | No fix listed |
| expressionengine | = 3.3.0 | No fix listed |
| expressionengine | = 3.3.1 | No fix listed |
| expressionengine | = 3.3.2 | No fix listed |
| expressionengine | = 3.3.3 | No fix listed |
| expressionengine | = 3.3.4 | No fix listed |
| expressionengine | = 3.4.0 | No fix listed |
| expressionengine | = 3.4.1 | No fix listed |
| expressionengine | = 3.4.2 | No fix listed |
| expressionengine | = 3.4.3 | No fix listed |
| expressionengine | = 3.4.4 | No fix listed |
| expressionengine | = 3.4.5 | No fix listed |
| expressionengine | = 3.4.6 | No fix listed |
| expressionengine | = 3.4.7 | No fix listed |
| expressionengine | = 3.5.0 | No fix listed |
| expressionengine | = 3.5.1 | No fix listed |
| expressionengine | = 3.5.2 | No fix listed |
| expressionengine | = 3.5.3 | No fix listed |
| expressionengine | = 3.5.4 | No fix listed |
| ellislab expressionengine | = Versions before 2.11.8 and 3.5.5 | No fix listed |
References
- 99242 third-party-advisory vdb-entry
- docs.expressionengine.com vendor-advisory
- docs.expressionengine.com vendor-advisory
- expressionengine.com vendor-advisory
- hackerone.com permissions-required