High severity · published Jun 7, 2018
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"…
8.8
CVSS
2.1%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MI
Mixin-deep · Mixin-deep Project
before 1.3.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-3719
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-3719
Patch
https://github.com/jonschlinkert/mixin-deep/commit/578b0bc5e74e14de9ef4975f504dc698796bdf9c
Exploit
https://hackerone.com/reports/311236
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9.8
CVE-2019-10746
mixin-deep is vulnerable to Prototype Pollution in versions before 1.3.2 and version 2.0.0