Avoid creating cookie with overly broad domain (Vue.js) | CAST Appmarq

Avoid creating cookie with overly broad domain (Vue.js)

CRITICAL

Rule Definition
If read access is not properly restricted, then attackers can steal the sensitive information. If write access is not properly restricted, then attackers can modify and possibly delete the data, causing incorrect results and possibly a denial of service.

Remediation
Do not provide a domain with wildcard access

Violation Code Sample
// require
var Vue = require('vue')
Vue.use(require('vue-cookies'))

// es2015 module
import Vue from 'vue'
import VueCookies from 'vue-cookies'
Vue.use(VueCookies)

// set global cookie
Vue.$cookies.set('hover-time','1s');

// set local cookie

// name, time, path, domain, secure
this.$cookies.set("token","1s","/",".domain.com",false); //violation

// or

this.$cookies.set("token","1s","/",".domain.com"); //violation
Fixed Code Sample
// require
var Vue = require('vue')
Vue.use(require('vue-cookies'))

// es2015 module
import Vue from 'vue'
import VueCookies from 'vue-cookies'
Vue.use(VueCookies)

// set global cookie
Vue.$cookies.set('hover-time','1s');

// set local cookie

// name, time, path, domain, secure
this.$cookies.set("token","1s","/path","sub.domain.com",true); // no violation

Reference
https://www.npmjs.com/package/vue-cookies https://cwe.mitre.org/data/definitions/287.html https://www.owasp.org/index.php/Top_10_2013-A6-Sensitive_Data_Exposure https://www.owasp.org/index.php/Top_10-2017_A3-Sensitive_Data_Exposure

Related Technologies

Health Factor

  Total Quality Index


Technical Criterion
Secure Coding - Encapsulation

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Benchmark Statistics

Global Compliance

nan%

Total Violations
0
Total Opportunities
0
Average Violations / App.
nan
The compliance score represents 1 minus the ratio between the number of times a rule has been violated compared to the number of opportunities in a set of applications that the rule could have been violated.

Industry Insights

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100.00%

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100.00%

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100.00%