CVE & CISA-KEV Catalog

CVE-2018-3721

MEDIUMEPSS 82th pctl
6.5
CVSS v3
NVD

Description

lodash node module before 4.17.5 suffers from a Modification of Assumed-Immutable Data (MAID) vulnerability via defaultsDeep, merge, and mergeWith functions, 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.

CWE-471CWE-1321

How to fix

Remediation Available
node-lodashDebian
Fixed in:4.17.11+dfsg-1CVE-2018-3721
Fixed in:4.17.11+dfsg-1CVE-2018-3721
Fixed in:4.17.11+dfsg-1CVE-2018-3721
Fixed in:4.17.11+dfsg-1CVE-2018-3721

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityNone
IntegrityHigh
AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Exploit Intelligence

2.41%probability of exploitation in 30 days
82ndpercentile

Elevated risk: more likely to be exploited than 82% of all known CVEs.

References

Third-Party Advisory1
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.