Vulnerability Details : CVE-2018-3719
mixin-deep node module before 1.3.1 suffers from a Modification of Assumed-Immutable Data (MAID) vulnerability, which allows a malicious user to modify the prototype of "Object" via __proto__, causing the addition or modification of an existing property that will exist on all objects.
Vulnerability category: Input validation
Products affected by CVE-2018-3719
- cpe:2.3:a:mixin-deep_project:mixin-deep:*:*:*:*:*:node.js:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-3719
0.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 40 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-3719
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2018-3719
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
-
The product does not properly protect an assumed-immutable element from being modified by an attacker.Assigned by: support@hackerone.com (Secondary)
References for CVE-2018-3719
-
https://hackerone.com/reports/311236
#311236 Prototype pollution attack (mixin-deep)Exploit;Third Party Advisory
-
https://github.com/jonschlinkert/mixin-deep/commit/578b0bc5e74e14de9ef4975f504dc698796bdf9c
exclude __proto__ · jonschlinkert/mixin-deep@578b0bc · GitHubPatch;Third Party Advisory
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