CVE-2017-0897
UnknownEPSS 4.04%
Last modified
CVE-2017-0897 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 4.04% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Expressionengine | Expressionengine | 2.0.0 | Public Beta |
| Expressionengine | Expressionengine | 2.0.1 | Public Beta |
| Expressionengine | Expressionengine | 2.0.2 | Public Beta |
| Expressionengine | Expressionengine | 2.1.0 | — |
| Expressionengine | Expressionengine | 2.1.1 | — |
| Expressionengine | Expressionengine | 2.1.2 | — |
| Expressionengine | Expressionengine | 2.1.3 | — |
| Expressionengine | Expressionengine | 2.1.4 | — |
| Expressionengine | Expressionengine | 2.1.5 | — |
| Expressionengine | Expressionengine | 2.2.0 | — |
| Expressionengine | Expressionengine | 2.2.1 | — |
| Expressionengine | Expressionengine | 2.2.2 | — |
| Expressionengine | Expressionengine | 2.3.0 | — |
| Expressionengine | Expressionengine | 2.3.1 | — |
| Expressionengine | Expressionengine | 2.4.0 | — |
| Expressionengine | Expressionengine | 2.5.0 | — |
| Expressionengine | Expressionengine | 2.5.1 | — |
| Expressionengine | Expressionengine | 2.5.2 | — |
| Expressionengine | Expressionengine | 2.5.3 | — |
| Expressionengine | Expressionengine | 2.5.4 | — |
| Expressionengine | Expressionengine | 2.5.5 | — |
| Expressionengine | Expressionengine | 2.6.0 | — |
| Expressionengine | Expressionengine | 2.6.1 | — |
| Expressionengine | Expressionengine | 2.7.0 | — |
| Expressionengine | Expressionengine | 2.7.1 | — |
| Expressionengine | Expressionengine | 2.7.2 | — |
| Expressionengine | Expressionengine | 2.7.3 | — |
| Expressionengine | Expressionengine | 2.8.0 | — |
| Expressionengine | Expressionengine | 2.8.1 | — |
| Expressionengine | Expressionengine | 2.9.0 | — |
| Expressionengine | Expressionengine | 2.9.1 | — |
| Expressionengine | Expressionengine | 2.9.2 | — |
| Expressionengine | Expressionengine | 2.9.3 | — |
| Expressionengine | Expressionengine | 2.10.0 | — |
| Expressionengine | Expressionengine | 2.10.1 | — |
| Expressionengine | Expressionengine | 2.10.2 | — |
| Expressionengine | Expressionengine | 2.10.3 | — |
| Expressionengine | Expressionengine | 2.11.0 | — |
| Expressionengine | Expressionengine | 2.11.1 | — |
| Expressionengine | Expressionengine | 2.11.2 | — |
| Expressionengine | Expressionengine | 2.11.3 | — |
| Expressionengine | Expressionengine | 2.11.4 | — |
| Expressionengine | Expressionengine | 2.11.5 | — |
| Expressionengine | Expressionengine | 2.11.6 | — |
| Expressionengine | Expressionengine | 2.11.7 | — |
| Expressionengine | Expressionengine | 3.0.0 | — |
| Expressionengine | Expressionengine | 3.0.1 | — |
| Expressionengine | Expressionengine | 3.0.2 | — |
| Expressionengine | Expressionengine | 3.0.3 | — |
| Expressionengine | Expressionengine | 3.0.4 | — |
Showing 50 of 77 affected configurations. See NVD for the full list.
References
- http://www.securityfocus.com/bid/99242Third Party Advisory, VDB Entry
- https://hackerone.com/reports/215890Permissions Required
- http://www.securityfocus.com/bid/99242Third Party Advisory, VDB Entry
- https://hackerone.com/reports/215890Permissions Required
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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.
How severe is CVE-2017-0897?
Severity scoring for CVE-2017-0897 is pending analysis. The EPSS model estimates a 4.04% probability of exploitation in the next 30 days.
How do I fix CVE-2017-0897?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2017-0897?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST