CVE-2017-0897
high-risk
Published 2017-06-22
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.
Do I need to act?
-
0.70% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10
High
NETWORK
/ LOW complexity
Affected Products (20)
Expressionengine
Expressionengine
Expressionengine
Expressionengine
Expressionengine
Expressionengine
Expressionengine
Expressionengine
Expressionengine
Expressionengine
Expressionengine
Expressionengine
Expressionengine
Expressionengine
Expressionengine
Expressionengine
Expressionengine
Expressionengine
Expressionengine
Expressionengine
Affected Vendors
References (10)
Third Party Advisory
http://www.securityfocus.com/bid/99242
Permissions Required
https://hackerone.com/reports/215890
Third Party Advisory
http://www.securityfocus.com/bid/99242
Permissions Required
https://hackerone.com/reports/215890
56
/ 100
high-risk
Severity
26/34 · High
Exploitability
2/34 · Minimal
Exposure
28/34 · Critical